diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..3b41682
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+/mvnw text eol=lf
+*.cmd text eol=crlf
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..667aaef
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,33 @@
+HELP.md
+target/
+.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
diff --git a/.mvn/wrapper/maven-wrapper.properties b/.mvn/wrapper/maven-wrapper.properties
new file mode 100644
index 0000000..bb58b3c
--- /dev/null
+++ b/.mvn/wrapper/maven-wrapper.properties
@@ -0,0 +1,3 @@
+wrapperVersion=3.3.4
+distributionType=only-script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.10.0/apache-maven-3.10.0-bin.zip
diff --git a/compose.yaml b/compose.yaml
new file mode 100644
index 0000000..7dd057b
--- /dev/null
+++ b/compose.yaml
@@ -0,0 +1,10 @@
+services:
+  elasticsearch:
+    image: 'docker.elastic.co/elasticsearch/elasticsearch:9.3.3'
+    environment:
+      - 'ELASTIC_PASSWORD=secret'
+      - 'discovery.type=single-node'
+      - 'xpack.security.enabled=false'
+    ports:
+      - '9200'
+      - '9300'
diff --git a/mvnw b/mvnw
new file mode 100755
index 0000000..bd8896b
--- /dev/null
+++ b/mvnw
@@ -0,0 +1,295 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Apache Maven Wrapper startup batch script, version 3.3.4
+#
+# Optional ENV vars
+# -----------------
+#   JAVA_HOME - location of a JDK home dir, required when download maven via java source
+#   MVNW_REPOURL - repo url base for downloading maven distribution
+#   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+#   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
+# ----------------------------------------------------------------------------
+
+set -euf
+[ "${MVNW_VERBOSE-}" != debug ] || set -x
+
+# OS specific support.
+native_path() { printf %s\\n "$1"; }
+case "$(uname)" in
+CYGWIN* | MINGW*)
+  [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
+  native_path() { cygpath --path --windows "$1"; }
+  ;;
+esac
+
+# set JAVACMD and JAVACCMD
+set_java_home() {
+  # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
+  if [ -n "${JAVA_HOME-}" ]; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ]; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+      JAVACCMD="$JAVA_HOME/jre/sh/javac"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+      JAVACCMD="$JAVA_HOME/bin/javac"
+
+      if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
+        echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
+        echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
+        return 1
+      fi
+    fi
+  else
+    JAVACMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v java
+    )" || :
+    JAVACCMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v javac
+    )" || :
+
+    if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
+      echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
+      return 1
+    fi
+  fi
+}
+
+# hash string like Java String::hashCode
+hash_string() {
+  str="${1:-}" h=0
+  while [ -n "$str" ]; do
+    char="${str%"${str#?}"}"
+    h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
+    str="${str#?}"
+  done
+  printf %x\\n $h
+}
+
+verbose() { :; }
+[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
+
+die() {
+  printf %s\\n "$1" >&2
+  exit 1
+}
+
+trim() {
+  # MWRAPPER-139:
+  #   Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.
+  #   Needed for removing poorly interpreted newline sequences when running in more
+  #   exotic environments such as mingw bash on Windows.
+  printf "%s" "${1}" | tr -d '[:space:]'
+}
+
+scriptDir="$(dirname "$0")"
+scriptName="$(basename "$0")"
+
+# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
+while IFS="=" read -r key value; do
+  case "${key-}" in
+  distributionUrl) distributionUrl=$(trim "${value-}") ;;
+  distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;
+  esac
+done <"$scriptDir/.mvn/wrapper/maven-wrapper.properties"
+[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
+
+case "${distributionUrl##*/}" in
+maven-mvnd-*bin.*)
+  MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
+  case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
+  *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
+  :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
+  :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
+  :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
+  *)
+    echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
+    distributionPlatform=linux-amd64
+    ;;
+  esac
+  distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
+  ;;
+maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
+*) MVN_CMD="mvn${scriptName#mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
+esac
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
+distributionUrlName="${distributionUrl##*/}"
+distributionUrlNameMain="${distributionUrlName%.*}"
+distributionUrlNameMain="${distributionUrlNameMain%-bin}"
+MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
+MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
+
+exec_maven() {
+  unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
+  exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
+}
+
+if [ -d "$MAVEN_HOME" ]; then
+  verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  exec_maven "$@"
+fi
+
+case "${distributionUrl-}" in
+*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
+*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
+esac
+
+# prepare tmp dir
+if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
+  clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
+  trap clean HUP INT TERM EXIT
+else
+  die "cannot create temp dir"
+fi
+
+mkdir -p -- "${MAVEN_HOME%/*}"
+
+# Download and Install Apache Maven
+verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+verbose "Downloading from: $distributionUrl"
+verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+# select .zip or .tar.gz
+if ! command -v unzip >/dev/null; then
+  distributionUrl="${distributionUrl%.zip}.tar.gz"
+  distributionUrlName="${distributionUrl##*/}"
+fi
+
+# verbose opt
+__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
+[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
+
+# normalize http auth
+case "${MVNW_PASSWORD:+has-password}" in
+'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+esac
+
+if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
+  verbose "Found wget ... using wget"
+  wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
+elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
+  verbose "Found curl ... using curl"
+  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
+elif set_java_home; then
+  verbose "Falling back to use Java to download"
+  javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
+  targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
+  cat >"$javaSource" <<-END
+	public class Downloader extends java.net.Authenticator
+	{
+	  protected java.net.PasswordAuthentication getPasswordAuthentication()
+	  {
+	    return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
+	  }
+	  public static void main( String[] args ) throws Exception
+	  {
+	    setDefault( new Downloader() );
+	    java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
+	  }
+	}
+	END
+  # For Cygwin/MinGW, switch paths to Windows format before running javac and java
+  verbose " - Compiling Downloader.java ..."
+  "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
+  verbose " - Running Downloader.java ..."
+  "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
+fi
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+if [ -n "${distributionSha256Sum-}" ]; then
+  distributionSha256Result=false
+  if [ "$MVN_CMD" = mvnd.sh ]; then
+    echo "Checksum validation is not supported for maven-mvnd." >&2
+    echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  elif command -v sha256sum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c - >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  elif command -v shasum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  else
+    echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
+    echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  fi
+  if [ $distributionSha256Result = false ]; then
+    echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
+    echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
+    exit 1
+  fi
+fi
+
+# unzip and move
+if command -v unzip >/dev/null; then
+  unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
+else
+  tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
+fi
+
+# Find the actual extracted directory name (handles snapshots where filename != directory name)
+actualDistributionDir=""
+
+# First try the expected directory name (for regular distributions)
+if [ -d "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" ]; then
+  if [ -f "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/bin/$MVN_CMD" ]; then
+    actualDistributionDir="$distributionUrlNameMain"
+  fi
+fi
+
+# If not found, search for any directory with the Maven executable (for snapshots)
+if [ -z "$actualDistributionDir" ]; then
+  # enable globbing to iterate over items
+  set +f
+  for dir in "$TMP_DOWNLOAD_DIR"/*; do
+    if [ -d "$dir" ]; then
+      if [ -f "$dir/bin/$MVN_CMD" ]; then
+        actualDistributionDir="$(basename "$dir")"
+        break
+      fi
+    fi
+  done
+  set -f
+fi
+
+if [ -z "$actualDistributionDir" ]; then
+  verbose "Contents of $TMP_DOWNLOAD_DIR:"
+  verbose "$(ls -la "$TMP_DOWNLOAD_DIR")"
+  die "Could not find Maven distribution directory in extracted archive"
+fi
+
+verbose "Found extracted Maven distribution directory: $actualDistributionDir"
+printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$actualDistributionDir/mvnw.url"
+mv -- "$TMP_DOWNLOAD_DIR/$actualDistributionDir" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
+
+clean || :
+exec_maven "$@"
diff --git a/mvnw.cmd b/mvnw.cmd
new file mode 100644
index 0000000..92450f9
--- /dev/null
+++ b/mvnw.cmd
@@ -0,0 +1,189 @@
+<# : batch portion
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    http://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Apache Maven Wrapper startup batch script, version 3.3.4
+@REM
+@REM Optional ENV vars
+@REM   MVNW_REPOURL - repo url base for downloading maven distribution
+@REM   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+@REM   MVNW_VERBOSE - true: enable verbose log; others: silence the output
+@REM ----------------------------------------------------------------------------
+
+@IF "%__MVNW_ARG0_NAME__%"=="" (SET __MVNW_ARG0_NAME__=%~nx0)
+@SET __MVNW_CMD__=
+@SET __MVNW_ERROR__=
+@SET __MVNW_PSMODULEP_SAVE=%PSModulePath%
+@SET PSModulePath=
+@FOR /F "usebackq tokens=1* delims==" %%A IN (`powershell -noprofile "& {$scriptDir='%~dp0'; $script='%__MVNW_ARG0_NAME__%'; icm -ScriptBlock ([Scriptblock]::Create((Get-Content -Raw '%~f0'))) -NoNewScope}"`) DO @(
+  IF "%%A"=="MVN_CMD" (set __MVNW_CMD__=%%B) ELSE IF "%%B"=="" (echo %%A) ELSE (echo %%A=%%B)
+)
+@SET PSModulePath=%__MVNW_PSMODULEP_SAVE%
+@SET __MVNW_PSMODULEP_SAVE=
+@SET __MVNW_ARG0_NAME__=
+@SET MVNW_USERNAME=
+@SET MVNW_PASSWORD=
+@IF NOT "%__MVNW_CMD__%"=="" ("%__MVNW_CMD__%" %*)
+@echo Cannot start maven from wrapper >&2 && exit /b 1
+@GOTO :EOF
+: end batch / begin powershell #>
+
+$ErrorActionPreference = "Stop"
+if ($env:MVNW_VERBOSE -eq "true") {
+  $VerbosePreference = "Continue"
+}
+
+# calculate distributionUrl, requires .mvn/wrapper/maven-wrapper.properties
+$distributionUrl = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionUrl
+if (!$distributionUrl) {
+  Write-Error "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
+}
+
+switch -wildcard -casesensitive ( $($distributionUrl -replace '^.*/','') ) {
+  "maven-mvnd-*" {
+    $USE_MVND = $true
+    $distributionUrl = $distributionUrl -replace '-bin\.[^.]*$',"-windows-amd64.zip"
+    $MVN_CMD = "mvnd.cmd"
+    break
+  }
+  default {
+    $USE_MVND = $false
+    $MVN_CMD = $script -replace '^mvnw','mvn'
+    break
+  }
+}
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+if ($env:MVNW_REPOURL) {
+  $MVNW_REPO_PATTERN = if ($USE_MVND -eq $False) { "/org/apache/maven/" } else { "/maven/mvnd/" }
+  $distributionUrl = "$env:MVNW_REPOURL$MVNW_REPO_PATTERN$($distributionUrl -replace "^.*$MVNW_REPO_PATTERN",'')"
+}
+$distributionUrlName = $distributionUrl -replace '^.*/',''
+$distributionUrlNameMain = $distributionUrlName -replace '\.[^.]*$','' -replace '-bin$',''
+
+$MAVEN_M2_PATH = "$HOME/.m2"
+if ($env:MAVEN_USER_HOME) {
+  $MAVEN_M2_PATH = "$env:MAVEN_USER_HOME"
+}
+
+if (-not (Test-Path -Path $MAVEN_M2_PATH)) {
+    New-Item -Path $MAVEN_M2_PATH -ItemType Directory | Out-Null
+}
+
+$MAVEN_WRAPPER_DISTS = $null
+if ((Get-Item $MAVEN_M2_PATH).Target[0] -eq $null) {
+  $MAVEN_WRAPPER_DISTS = "$MAVEN_M2_PATH/wrapper/dists"
+} else {
+  $MAVEN_WRAPPER_DISTS = (Get-Item $MAVEN_M2_PATH).Target[0] + "/wrapper/dists"
+}
+
+$MAVEN_HOME_PARENT = "$MAVEN_WRAPPER_DISTS/$distributionUrlNameMain"
+$MAVEN_HOME_NAME = ([System.Security.Cryptography.SHA256]::Create().ComputeHash([byte[]][char[]]$distributionUrl) | ForEach-Object {$_.ToString("x2")}) -join ''
+$MAVEN_HOME = "$MAVEN_HOME_PARENT/$MAVEN_HOME_NAME"
+
+if (Test-Path -Path "$MAVEN_HOME" -PathType Container) {
+  Write-Verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
+  exit $?
+}
+
+if (! $distributionUrlNameMain -or ($distributionUrlName -eq $distributionUrlNameMain)) {
+  Write-Error "distributionUrl is not valid, must end with *-bin.zip, but found $distributionUrl"
+}
+
+# prepare tmp dir
+$TMP_DOWNLOAD_DIR_HOLDER = New-TemporaryFile
+$TMP_DOWNLOAD_DIR = New-Item -Itemtype Directory -Path "$TMP_DOWNLOAD_DIR_HOLDER.dir"
+$TMP_DOWNLOAD_DIR_HOLDER.Delete() | Out-Null
+trap {
+  if ($TMP_DOWNLOAD_DIR.Exists) {
+    try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+    catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+  }
+}
+
+New-Item -Itemtype Directory -Path "$MAVEN_HOME_PARENT" -Force | Out-Null
+
+# Download and Install Apache Maven
+Write-Verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+Write-Verbose "Downloading from: $distributionUrl"
+Write-Verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+$webclient = New-Object System.Net.WebClient
+if ($env:MVNW_USERNAME -and $env:MVNW_PASSWORD) {
+  $webclient.Credentials = New-Object System.Net.NetworkCredential($env:MVNW_USERNAME, $env:MVNW_PASSWORD)
+}
+[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+$webclient.DownloadFile($distributionUrl, "$TMP_DOWNLOAD_DIR/$distributionUrlName") | Out-Null
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+$distributionSha256Sum = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionSha256Sum
+if ($distributionSha256Sum) {
+  if ($USE_MVND) {
+    Write-Error "Checksum validation is not supported for maven-mvnd. `nPlease disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties."
+  }
+  Import-Module $PSHOME\Modules\Microsoft.PowerShell.Utility -Function Get-FileHash
+  if ((Get-FileHash "$TMP_DOWNLOAD_DIR/$distributionUrlName" -Algorithm SHA256).Hash.ToLower() -ne $distributionSha256Sum) {
+    Write-Error "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised. If you updated your Maven version, you need to update the specified distributionSha256Sum property."
+  }
+}
+
+# unzip and move
+Expand-Archive "$TMP_DOWNLOAD_DIR/$distributionUrlName" -DestinationPath "$TMP_DOWNLOAD_DIR" | Out-Null
+
+# Find the actual extracted directory name (handles snapshots where filename != directory name)
+$actualDistributionDir = ""
+
+# First try the expected directory name (for regular distributions)
+$expectedPath = Join-Path "$TMP_DOWNLOAD_DIR" "$distributionUrlNameMain"
+$expectedMvnPath = Join-Path "$expectedPath" "bin/$MVN_CMD"
+if ((Test-Path -Path $expectedPath -PathType Container) -and (Test-Path -Path $expectedMvnPath -PathType Leaf)) {
+  $actualDistributionDir = $distributionUrlNameMain
+}
+
+# If not found, search for any directory with the Maven executable (for snapshots)
+if (!$actualDistributionDir) {
+  Get-ChildItem -Path "$TMP_DOWNLOAD_DIR" -Directory | ForEach-Object {
+    $testPath = Join-Path $_.FullName "bin/$MVN_CMD"
+    if (Test-Path -Path $testPath -PathType Leaf) {
+      $actualDistributionDir = $_.Name
+    }
+  }
+}
+
+if (!$actualDistributionDir) {
+  Write-Error "Could not find Maven distribution directory in extracted archive"
+}
+
+Write-Verbose "Found extracted Maven distribution directory: $actualDistributionDir"
+Rename-Item -Path "$TMP_DOWNLOAD_DIR/$actualDistributionDir" -NewName $MAVEN_HOME_NAME | Out-Null
+try {
+  Move-Item -Path "$TMP_DOWNLOAD_DIR/$MAVEN_HOME_NAME" -Destination $MAVEN_HOME_PARENT | Out-Null
+} catch {
+  if (! (Test-Path -Path "$MAVEN_HOME" -PathType Container)) {
+    Write-Error "fail to move MAVEN_HOME"
+  }
+} finally {
+  try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+  catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+}
+
+Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..f994522
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,153 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>3.3.4</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <groupId>com.crrc</groupId>
+    <artifactId>crrc-mall</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>crrc-mall</name>
+    <description>crrc-mall</description>
+
+    <properties>
+        <java.version>17</java.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-elasticsearch</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jdbc</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-elasticsearch</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-restclient</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-webmvc</artifactId>
+        </dependency>
+
+        <!-- Spring Web (包含 @PostMapping 和 @ResponseBody) -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <!-- SpringDoc OpenAPI 3 (Spring Boot 3 标准文档依赖) -->
+        <dependency>
+            <groupId>org.springdoc</groupId>
+            <artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
+            <version>2.6.0</version>
+        </dependency>
+
+<!--        <dependency>-->
+<!--            <groupId>org.springframework.boot</groupId>-->
+<!--            <artifactId>spring-boot-docker-compose</artifactId>-->
+<!--            <scope>runtime</scope>-->
+<!--            <optional>true</optional>-->
+<!--        </dependency>-->
+
+        <!-- MySQL 8+ 驱动 (Spring Boot 3 推荐) -->
+        <dependency>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <scope>runtime</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </dependency>
+
+        <!-- Spring Boot 官方测试依赖包 (包含 JUnit 5, Spring Test, Mockito 等) -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>default-compile</id>
+                        <phase>compile</phase>
+                        <goals>
+                            <goal>compile</goal>
+                        </goals>
+                        <configuration>
+                            <annotationProcessorPaths>
+                                <path>
+                                    <groupId>org.projectlombok</groupId>
+                                    <artifactId>lombok</artifactId>
+                                </path>
+                            </annotationProcessorPaths>
+                        </configuration>
+                    </execution>
+                    <execution>
+                        <id>default-testCompile</id>
+                        <phase>test-compile</phase>
+                        <goals>
+                            <goal>testCompile</goal>
+                        </goals>
+                        <configuration>
+                            <annotationProcessorPaths>
+                                <path>
+                                    <groupId>org.projectlombok</groupId>
+                                    <artifactId>lombok</artifactId>
+                                </path>
+                            </annotationProcessorPaths>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+    <repositories>
+        <repository>
+            <id>spring-snapshots</id>
+            <name>Spring Snapshots</name>
+            <url>https://repo.spring.io/snapshot</url>
+            <releases>
+                <enabled>false</enabled>
+            </releases>
+        </repository>
+    </repositories>
+    <pluginRepositories>
+        <pluginRepository>
+            <id>spring-snapshots</id>
+            <name>Spring Snapshots</name>
+            <url>https://repo.spring.io/snapshot</url>
+            <releases>
+                <enabled>false</enabled>
+            </releases>
+        </pluginRepository>
+    </pluginRepositories>
+
+</project>
diff --git a/src/main/java/com/crrc/crrcmall/CrrcMallApplication.java b/src/main/java/com/crrc/crrcmall/CrrcMallApplication.java
new file mode 100644
index 0000000..eede8b1
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/CrrcMallApplication.java
@@ -0,0 +1,13 @@
+package com.crrc.crrcmall;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CrrcMallApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(CrrcMallApplication.class, args);
+    }
+
+}
diff --git a/src/main/java/com/crrc/crrcmall/common/CRRCConstant.java b/src/main/java/com/crrc/crrcmall/common/CRRCConstant.java
new file mode 100644
index 0000000..f16b94b
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/common/CRRCConstant.java
@@ -0,0 +1,8 @@
+package com.crrc.crrcmall.common;
+
+/**
+ * @Author：Jinyun.Wang
+ * @Date：2026/11/2
+ **/
+public class CRRCConstant {
+}
diff --git a/src/main/java/com/crrc/crrcmall/common/enums/MatchTypeEnum.java b/src/main/java/com/crrc/crrcmall/common/enums/MatchTypeEnum.java
new file mode 100644
index 0000000..269352e
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/common/enums/MatchTypeEnum.java
@@ -0,0 +1,24 @@
+package com.crrc.crrcmall.common.enums;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * AI 匹配类型枚举
+ */
+@Getter
+@AllArgsConstructor
+@Schema(description = "AI 匹配类型")
+public enum MatchTypeEnum {
+
+    @Schema(description = "语义匹配")
+    SEMANTIC("SEMANTIC", "语义匹配"),
+
+    @Schema(description = "图片匹配")
+    IMAGE("IMAGE", "图片匹配");
+
+    private final String code;
+    private final String desc;
+}
+
diff --git a/src/main/java/com/crrc/crrcmall/common/util/SignUtil.java b/src/main/java/com/crrc/crrcmall/common/util/SignUtil.java
new file mode 100644
index 0000000..3ead969
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/common/util/SignUtil.java
@@ -0,0 +1,52 @@
+package com.crrc.crrcmall.common.util;
+
+import javax.crypto.Mac;
+import javax.crypto.spec.SecretKeySpec;
+import java.nio.charset.StandardCharsets;
+import java.security.InvalidKeyException;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ * API 签名工具类 (HMAC-SHA256)
+ */
+public class SignUtil {
+
+    private static final String HMAC_SHA256 = "HmacSHA256";
+
+    /**
+     * 生成签名
+     * @param secret 密钥
+     * @param content 待签名字符串 (appId + timestamp + nonce + method + uri)
+     * @return 十六进制签名字符串
+     */
+    public static String sign(String secret, String content) {
+        try {
+            Mac mac = Mac.getInstance(HMAC_SHA256);
+            SecretKeySpec secretKeySpec = new SecretKeySpec(secret.getBytes(StandardCharsets.UTF_8), HMAC_SHA256);
+            mac.init(secretKeySpec);
+            byte[] hash = mac.doFinal(content.getBytes(StandardCharsets.UTF_8));
+            
+            StringBuilder hexString = new StringBuilder();
+            for (byte b : hash) {
+                String hex = Integer.toHexString(0xff & b);
+                if (hex.length() == 1) hexString.append('0');
+                hexString.append(hex);
+            }
+            return hexString.toString();
+        } catch (NoSuchAlgorithmException | InvalidKeyException e) {
+            throw new RuntimeException("Signature calculation failed", e);
+        }
+    }
+
+    /**
+     * 校验签名
+     * @param secret 密钥
+     * @param content 待签名字符串
+     * @param signature 客户端传来的签名
+     * @return 是否匹配
+     */
+    public static boolean verify(String secret, String content, String signature) {
+        String calculatedSign = sign(secret, content);
+        return calculatedSign.equalsIgnoreCase(signature);
+    }
+}
diff --git a/src/main/java/com/crrc/crrcmall/config/ApiAuthInterceptor.java b/src/main/java/com/crrc/crrcmall/config/ApiAuthInterceptor.java
new file mode 100644
index 0000000..2ed3f17
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/config/ApiAuthInterceptor.java
@@ -0,0 +1,84 @@
+package com.crrc.crrcmall.config;
+
+import com.crrc.crrcmall.common.util.SignUtil;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.HandlerInterceptor;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * API 鉴权拦截器
+ */
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class ApiAuthInterceptor implements HandlerInterceptor {
+
+    private final ApiAuthProperties authProperties;
+
+    // 允许的时间误差（毫秒），默认 5 分钟
+    private static final long TIME_TOLERANCE = 5 * 60 * 1000;
+
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+        // 1. 获取请求头
+        String appId = request.getHeader("X-App-Id");
+        String timestampStr = request.getHeader("X-Timestamp");
+        String nonce = request.getHeader("X-Nonce");
+        String signature = request.getHeader("X-Signature");
+
+        // 2. 基础参数校验
+        if (appId == null || timestampStr == null || nonce == null || signature == null) {
+            sendErrorResponse(response, 401, "Missing required authentication headers");
+            return false;
+        }
+
+        // 3. 时间戳校验（防重放）
+        long currentTime = System.currentTimeMillis();
+        long requestTime;
+        try {
+            requestTime = Long.parseLong(timestampStr);
+        } catch (NumberFormatException e) {
+            sendErrorResponse(response, 401, "Invalid timestamp format");
+            return false;
+        }
+
+        if (Math.abs(currentTime - requestTime) > TIME_TOLERANCE) {
+            log.warn("Request timestamp expired: {}", timestampStr);
+            sendErrorResponse(response, 401, "Request timestamp expired");
+            return false;
+        }
+
+        // 4. 获取 AppSecret
+        String appSecret = authProperties.getClients().get(appId);
+        if (appSecret == null) {
+            log.warn("Unknown AppId: {}", appId);
+            sendErrorResponse(response, 401, "Invalid AppId");
+            return false;
+        }
+
+        // 5. 签名校验
+        // 签名内容: appId + timestamp + nonce + method + uri
+        String content = appId + timestampStr + nonce + request.getMethod() + request.getRequestURI();
+        
+        if (!SignUtil.verify(appSecret, content, signature)) {
+            log.warn("Signature verification failed for AppId: {}", appId);
+            sendErrorResponse(response, 401, "Signature verification failed");
+            return false;
+        }
+
+        // 6. 校验通过
+        return true;
+    }
+
+    private void sendErrorResponse(HttpServletResponse response, int status, String message) throws IOException {
+        response.setStatus(status);
+        response.setContentType("application/json;charset=UTF-8");
+        response.getWriter().write("{\"code\":" + status + ",\"message\":\"" + message + "\"}");
+    }
+}
diff --git a/src/main/java/com/crrc/crrcmall/config/ApiAuthProperties.java b/src/main/java/com/crrc/crrcmall/config/ApiAuthProperties.java
new file mode 100644
index 0000000..d815b84
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/config/ApiAuthProperties.java
@@ -0,0 +1,23 @@
+package com.crrc.crrcmall.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * API 鉴权配置属性
+ */
+@Data
+@Component
+@ConfigurationProperties(prefix = "mall.auth")
+public class ApiAuthProperties {
+
+    /**
+     * 客户端凭证映射: Key=AppId, Value=AppSecret
+     * 生产环境建议从数据库或配置中心动态加载
+     */
+    private Map<String, String> clients = new HashMap<>();
+}
diff --git a/src/main/java/com/crrc/crrcmall/config/WebConfig.java b/src/main/java/com/crrc/crrcmall/config/WebConfig.java
new file mode 100644
index 0000000..e835c07
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/config/WebConfig.java
@@ -0,0 +1,25 @@
+package com.crrc.crrcmall.config;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+/**
+ * Web MVC 配置
+ */
+@Configuration
+@RequiredArgsConstructor
+public class WebConfig implements WebMvcConfigurer {
+
+    private final ApiAuthInterceptor apiAuthInterceptor;
+
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(apiAuthInterceptor)
+                // 拦截所有 /api/v1/ 开头的请求
+                .addPathPatterns("/api/v1/**")
+                // 排除 Swagger 和错误页面
+                .excludePathPatterns("/swagger-ui/**", "/api-docs/**", "/error");
+    }
+}
diff --git a/src/main/java/com/crrc/crrcmall/controller/SearchController.java b/src/main/java/com/crrc/crrcmall/controller/SearchController.java
new file mode 100644
index 0000000..cfabe45
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/controller/SearchController.java
@@ -0,0 +1,30 @@
+package com.crrc.crrcmall.controller;
+
+import com.crrc.crrcmall.dto.crrc.SearchGoodsRequestDto;
+import com.crrc.crrcmall.service.SearchService;
+import com.crrc.crrcmall.vo.crrc.GoodsSearchResultVo;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * 商品搜索控制器
+ */
+@Tag(name = "AI 搜索服务", description = "提供基于 AI 语义的商品搜索接口")
+@RestController
+@RequestMapping("/api/v1/search")
+public class SearchController {
+
+    @Autowired
+    private SearchService searchService;
+
+    @Operation(summary = "文本语义搜索", description = "接收自然语言查询，返回 AI 增强后的商品列表")
+    @PostMapping("/text")
+    public GoodsSearchResultVo searchByText(@RequestBody SearchGoodsRequestDto request) {
+        return searchService.searchByText(request);
+    }
+}
diff --git a/src/main/java/com/crrc/crrcmall/dto/crrc/SearchGoodsRequestDto.java b/src/main/java/com/crrc/crrcmall/dto/crrc/SearchGoodsRequestDto.java
new file mode 100644
index 0000000..a409e36
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/dto/crrc/SearchGoodsRequestDto.java
@@ -0,0 +1,159 @@
+package com.crrc.crrcmall.dto.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 商品搜索请求参数 DTO
+ * 请根据实际项目包路径修改 package 声明
+ * @Author：Jinyun.Wang
+ * @Date：2026/11/2
+ **/
+@Data
+@Schema(description = "商品搜索请求参数")
+public class SearchGoodsRequestDto implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "是否标准商品：0-非标品 1-标准商品 -1-全部", required = true)
+    private Integer isStandard;
+
+    @Schema(description = "商品名称（搜索关键字）")
+    private String goodsName;
+
+    @Schema(description = "搜索关键词（记录搜索日志用，配合 isRecordKey）")
+    private String searchWords;
+
+    @Schema(description = "是否记录搜索关键词日志")
+    private Boolean isRecordKey;
+
+    @Schema(description = "采购单位 id")
+    private String purchaserId;
+
+    @Schema(description = "采购目录（品目）id 列表")
+    private List<Long> purchaserCatalogIds;
+
+    @Schema(description = "标准目录 id 列表")
+    private List<Long> catalogIds;
+
+    @Schema(description = "供应商 id 列表")
+    private List<Long> supplierIds;
+
+    @Schema(description = "供应商名称")
+    private String supplierName;
+
+    @Schema(description = "品牌 id 列表")
+    private List<Long> brandIds;
+
+    @Schema(description = "商品属性筛选列表")
+    private List<SpecFilter> specList;
+
+    @Schema(description = "最低价格（默认 0.0001）")
+    private Double priceMin;
+
+    @Schema(description = "最高价格")
+    private Double priceMax;
+
+    @Schema(description = "排序：0-综合升 1-综合降 10-价格升 11-价格降 20-销量升 21-销量降 30-上架时间升 31-上架时间降")
+    private Integer sortType;
+
+    @Schema(description = "当前页码")
+    private Integer page;
+
+    @Schema(description = "每页条数")
+    private Integer limit;
+
+    @Schema(description = "地区 ID")
+    private String areaId;
+
+    @Schema(description = "包含的商品标签列表")
+    private List<String> includeTags;
+
+    @Schema(description = "排除的商品标签列表")
+    private List<String> excludeTags;
+
+    @Schema(description = "包含的单个标签")
+    private String includeTag;
+
+    @Schema(description = "供应商权重（影响综合排序）")
+    private Map<String, Double> supplierWeight;
+
+    @Schema(description = "供货类型：1-协议供货 2-自营供货")
+    private String supplyType;
+
+    @Schema(description = "是否只取今日发货商品")
+    private Boolean onlyDeliveryToday;
+
+    @Schema(description = "域名（影响未登录价格展示配置）")
+    private String domain;
+
+    @Schema(description = "是否京东自配送")
+    private Boolean withSelfDelivery;
+
+    @Schema(description = "页面请求类型")
+    private String moduleType;
+
+    @Schema(description = "传 1 时服务端按 moduleType 注入已配置的供应商")
+    private String supplierChooseWay;
+
+    @Schema(description = "协议类型：01-电商 02-供应商 03-EPLUS")
+    private String protocolType;
+
+    @Schema(description = "传 2 时按 69 码（upc）聚合")
+    private String goodsListAggByUpc;
+
+    @Schema(description = "专区类型：0-集采专区 1-电商专区")
+    private String specialAreaType;
+
+    @Schema(description = "69 码列表")
+    private List<String> upcList;
+
+    @Schema(description = "专区 id")
+    private Long specialAreaId;
+
+    @Schema(description = "楼层商品 ID")
+    private Long floorGoodsId;
+
+    @Schema(description = "物料编码（中车）")
+    private String material;
+
+    @Schema(description = "协议 id 列表")
+    private List<Long> protocolIds;
+
+    @Schema(description = "protocolIds 是否生效：1-生效 2-不生效")
+    private String protocolIdFilter;
+
+    @Schema(description = "采购品目名称")
+    private String purchaserCatalogName;
+
+    @Schema(description = "要排除的采购品目 id 列表")
+    private List<String> filterPurchaserCatalogIds;
+
+    @Schema(description = "要排除的协议 id 列表")
+    private List<String> filterProtocolIds;
+
+    @Schema(description = "自提点 id 列表")
+    private List<String> postStationIds;
+
+    @Schema(description = "协议商品上下架状态：0-未上架 1-已上架")
+    private Integer saleStatus;
+
+    @Schema(description = "是否不使用缓存")
+    private Boolean noUseCache;
+
+    @Schema(description = "是否需要拆词匹配")
+    private Boolean matchPhrase;
+
+    @Schema(description = "传 1 强制走非聚合搜索")
+    private String rowShowSearch;
+
+    @Schema(description = "招标年份列表")
+    private List<String> tenderYear;
+
+
+}
+
diff --git a/src/main/java/com/crrc/crrcmall/dto/crrc/SpecFilter.java b/src/main/java/com/crrc/crrcmall/dto/crrc/SpecFilter.java
new file mode 100644
index 0000000..84b1228
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/dto/crrc/SpecFilter.java
@@ -0,0 +1,26 @@
+package com.crrc.crrcmall.dto.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * 商品属性筛选项内部类
+ * @Author：Jinyun.Wang
+ * @Date：2026/11/2
+ **/
+@Data
+@Schema(description = "商品属性筛选项")
+public class SpecFilter implements Serializable {
+
+    @Schema(description = "属性 ID")
+    private String specId;
+
+    @Schema(description = "属性类型")
+    private String specType;
+
+    @Schema(description = "属性值 ID 列表")
+    private List<String> valueIds;
+}
\ No newline at end of file
diff --git a/src/main/java/com/crrc/crrcmall/service/SearchService.java b/src/main/java/com/crrc/crrcmall/service/SearchService.java
new file mode 100644
index 0000000..0efb68e
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/service/SearchService.java
@@ -0,0 +1,17 @@
+package com.crrc.crrcmall.service;
+
+import com.crrc.crrcmall.dto.crrc.SearchGoodsRequestDto;
+import com.crrc.crrcmall.vo.crrc.GoodsSearchResultVo;
+
+/**
+ * 搜索服务接口
+ */
+public interface SearchService {
+
+    /**
+     * 文本语义搜索
+     * @param request 搜索请求参数
+     * @return 搜索结果
+     */
+    GoodsSearchResultVo searchByText(SearchGoodsRequestDto request);
+}
diff --git a/src/main/java/com/crrc/crrcmall/service/impl/SearchServiceImpl.java b/src/main/java/com/crrc/crrcmall/service/impl/SearchServiceImpl.java
new file mode 100644
index 0000000..06d2a32
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/service/impl/SearchServiceImpl.java
@@ -0,0 +1,30 @@
+package com.crrc.crrcmall.service.impl;
+
+import com.crrc.crrcmall.dto.crrc.SearchGoodsRequestDto;
+import com.crrc.crrcmall.service.SearchService;
+import com.crrc.crrcmall.vo.crrc.GoodsSearchResultVo;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+
+/**
+ * 搜索服务实现类
+ */
+@Service
+public class SearchServiceImpl implements SearchService {
+
+    @Override
+    public GoodsSearchResultVo searchByText(SearchGoodsRequestDto request) {
+        // TODO: 1. 调用 AI 意图识别模块
+        // TODO: 2. 调用 ES 混合检索
+        // TODO: 3. 组装数据
+        
+        // 目前返回空数据结构
+        GoodsSearchResultVo result = new GoodsSearchResultVo();
+        result.setGoodsList(new ArrayList<>());
+        result.setBrandList(new ArrayList<>());
+        result.setCatalogList(new ArrayList<>());
+        
+        return result;
+    }
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/ai/AiSearchInfoVo.java b/src/main/java/com/crrc/crrcmall/vo/ai/AiSearchInfoVo.java
new file mode 100644
index 0000000..2513f69
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/ai/AiSearchInfoVo.java
@@ -0,0 +1,38 @@
+package com.crrc.crrcmall.vo.ai;
+
+/**
+ * @Author：Jinyun.Wang
+ * @Date：2026/11/2
+ **/
+import com.crrc.crrcmall.common.enums.MatchTypeEnum;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * AI 搜索解析信息 VO
+ * 对应 JSON 中的 ai_search_info 对象
+ */
+@Data
+@Schema(description = "AI 搜索解析信息")
+public class AiSearchInfoVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "用户原始输入词")
+    private String originalQuery;
+
+    @Schema(description = "AI 识别意图（如：查找办公用品 - 防静电配件）")
+    private String intent;
+
+    @Schema(description = "AI 纠错/建议（如：您是不是要找：防静电桌垫？）")
+    private String suggestion;
+
+    @Schema(description = "AI 扩展同义词列表")
+    private List<String> expandedTerms;
+
+    @Schema(description = "匹配类型")
+    private MatchTypeEnum matchType;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/BrandVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/BrandVo.java
new file mode 100644
index 0000000..1ff8553
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/BrandVo.java
@@ -0,0 +1,29 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 品牌信息 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "品牌信息")
+public class BrandVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "品牌ID")
+    private String brandId;
+
+    @Schema(description = "品牌名称")
+    private String brandName;
+
+    @Schema(description = "首字母")
+    private String firstLetter;
+
+    @Schema(description = "Logo地址")
+    private String logoUrl;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/CatalogVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/CatalogVo.java
new file mode 100644
index 0000000..3d02fde
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/CatalogVo.java
@@ -0,0 +1,23 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 标准目录信息 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "标准目录信息")
+public class CatalogVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "目录ID")
+    private String catalogId;
+
+    @Schema(description = "目录名称")
+    private String catalogName;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/GoodsSearchResultVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/GoodsSearchResultVo.java
new file mode 100644
index 0000000..b5ab7ff
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/GoodsSearchResultVo.java
@@ -0,0 +1,49 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import com.crrc.crrcmall.vo.ai.AiSearchInfoVo;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * 商品搜索结果根对象 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "商品搜索结果根对象")
+public class GoodsSearchResultVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "地区ID")
+    private String areaId;
+
+    @Schema(description = "地区名称")
+    private String areaName;
+
+    @Schema(description = "品牌列表")
+    private List<BrandVo> brandList;
+
+    @Schema(description = "标准目录列表")
+    private List<CatalogVo> catalogList;
+
+    @Schema(description = "商品列表")
+    private List<GoodsVo> goodsList;
+
+    @Schema(description = "是否自营")
+    private Boolean isSelf;
+
+    @Schema(description = "未登录是否显示价格")
+    private String isShowPriceUnlogin;
+
+    @Schema(description = "采购目录列表")
+    private List<PurchaserCatalogVo> purchaserCatalogList;
+
+    @Schema(description = "规格筛选列表")
+    private List<SpecVo> specList;
+
+    @Schema(description = "ai规则说明")
+    private AiSearchInfoVo aiSearchInfo;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/GoodsVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/GoodsVo.java
new file mode 100644
index 0000000..d72782c
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/GoodsVo.java
@@ -0,0 +1,151 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.math.BigDecimal;
+import java.util.List;
+
+/**
+ * 商品列表项信息 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "商品列表项信息")
+public class GoodsVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "商品ID")
+    private String goodsId;
+
+    @Schema(description = "商品名称")
+    private String goodsName;
+
+    @Schema(description = "商品编码")
+    private String goodsCode;
+
+    @Schema(description = "物料编码")
+    private String materialCode;
+
+    @Schema(description = "商品提示语")
+    private String goodsTip;
+
+    @Schema(description = "商品主图")
+    private String goodsImage;
+
+    @Schema(description = "SKU图片")
+    private String skuImage;
+
+    @Schema(description = "销售价格")
+    private BigDecimal goodsPrice;
+
+    @Schema(description = "供应商ID")
+    private String supplierId;
+
+    @Schema(description = "供应商名称")
+    private String supplierName;
+
+    @Schema(description = "协议类型")
+    private String protocolType;
+
+    @Schema(description = "采购人目录ID")
+    private String purchaserCatalogId;
+
+    @Schema(description = "采购人目录名称")
+    private String purchaserCatalogName;
+
+    @Schema(description = "采购人目录全称")
+    private String purchaserCatalogFullName;
+
+    @Schema(description = "标准目录ID")
+    private String catalogId;
+
+    @Schema(description = "标准目录名称")
+    private String catalogName;
+
+    @Schema(description = "品牌ID")
+    private String brandId;
+
+    @Schema(description = "规格列表(JSON字符串)")
+    private String specList;
+
+    @Schema(description = "品牌名称")
+    private String brandName;
+
+    @Schema(description = "协议ID")
+    private String protocolId;
+
+    @Schema(description = "商品来源类型")
+    private Integer goodsSourceType;
+
+    @Schema(description = "剩余数量")
+    private Integer remainAmount;
+
+    @Schema(description = "产品Logo")
+    private String productLogo;
+
+    @Schema(description = "商品项Logo")
+    private String productItemLogo;
+
+    @Schema(description = "是否自营")
+    private String isSelfOperated;
+
+    @Schema(description = "市场价")
+    private BigDecimal marketPrice;
+
+    @Schema(description = "市场价链接")
+    private String marketPriceUrl;
+
+    @Schema(description = "折扣率")
+    private Double goodsPriceDiscount;
+
+    @Schema(description = "优惠显示文本")
+    private String goodsDiscount;
+
+    @Schema(description = "是否团购")
+    private Boolean isGroup;
+
+    @Schema(description = "团购价")
+    private Object groupPrice;
+
+    @Schema(description = "成团数量")
+    private Object groupNum;
+
+    @Schema(description = "有效时间")
+    private Integer effectTime;
+
+    @Schema(description = "销量")
+    private Integer sales;
+
+    @Schema(description = "上下架状态")
+    private Integer saleStatus;
+
+    @Schema(description = "原价")
+    private BigDecimal originalPrice;
+
+    @Schema(description = "专区角标Logo")
+    private String specialAreaCornerLogo;
+
+    @Schema(description = "门户角标Logo")
+    private String portalCornerLogo;
+
+    @Schema(description = "高亮商品名称(HTML)")
+    private String highlightGoodsName;
+
+    @Schema(description = "是否有自提点")
+    private Boolean isPostStation;
+
+    @Schema(description = "服务商ID")
+    private String serviceSupplyId;
+
+    @Schema(description = "服务商SKU_ID")
+    private String serviceSupplySkuId;
+
+    @Schema(description = "采购人标签列表")
+    private List<Object> purchaserTagList;
+
+    @Schema(description = "AI 相关度得分 (0~1) 0.99 = 99%")
+    private Double aiRelevanceScore;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/PurchaserCatalogVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/PurchaserCatalogVo.java
new file mode 100644
index 0000000..c3c5b89
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/PurchaserCatalogVo.java
@@ -0,0 +1,23 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 采购人目录信息 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "采购人目录信息")
+public class PurchaserCatalogVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "采购人目录ID")
+    private String purchaserCatalogId;
+
+    @Schema(description = "采购人目录名称")
+    private String purchaserCatalogName;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/SpecValueVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/SpecValueVo.java
new file mode 100644
index 0000000..aadccea
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/SpecValueVo.java
@@ -0,0 +1,26 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 规格值信息 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "规格值信息")
+public class SpecValueVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "规格值ID")
+    private String valueId;
+
+    @Schema(description = "规格值图片")
+    private String valueImg;
+
+    @Schema(description = "规格值名称")
+    private String valueName;
+}
diff --git a/src/main/java/com/crrc/crrcmall/vo/crrc/SpecVo.java b/src/main/java/com/crrc/crrcmall/vo/crrc/SpecVo.java
new file mode 100644
index 0000000..a1fcbeb
--- /dev/null
+++ b/src/main/java/com/crrc/crrcmall/vo/crrc/SpecVo.java
@@ -0,0 +1,27 @@
+package com.crrc.crrcmall.vo.crrc;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * 商品规格筛选信息 VO
+ * 请根据实际项目包路径修改 package 声明
+ */
+@Data
+@Schema(description = "商品规格筛选信息")
+public class SpecVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @Schema(description = "规格ID/Key")
+    private String specId;
+
+    @Schema(description = "规格名称")
+    private String specName;
+
+    @Schema(description = "规格值列表")
+    private List<SpecValueVo> specValueList;
+}
diff --git a/src/main/resources/application-dev.yml b/src/main/resources/application-dev.yml
new file mode 100644
index 0000000..3cd6235
--- /dev/null
+++ b/src/main/resources/application-dev.yml
@@ -0,0 +1,25 @@
+# 开发环境配置
+server:
+  port: 8080
+
+spring:
+  elasticsearch:
+    uris: http://dev-es-server:9200
+    username: elastic
+    password: dev_password
+
+  datasource:
+    url: jdbc:mysql://localhost:3306/wjy?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai
+    username: root
+    password: root
+    driver-class-name: com.mysql.cj.jdbc.Driver
+
+  jpa:
+    hibernate:
+      ddl-auto: none
+    show-sql: false
+
+logging:
+  level:
+    root: INFO
+    com.crrc.crrcmall: INFO
diff --git a/src/main/resources/application-local.yml b/src/main/resources/application-local.yml
new file mode 100644
index 0000000..3221d4b
--- /dev/null
+++ b/src/main/resources/application-local.yml
@@ -0,0 +1,28 @@
+# 本地环境配置
+server:
+  port: 8080
+
+spring:
+  elasticsearch:
+    uris: http://localhost:9200
+    # username: elastic
+    # password: your_password
+
+  datasource:
+    url: jdbc:mysql://localhost:3306/wjy?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai
+    username: root
+    password: root
+    driver-class-name: com.mysql.cj.jdbc.Driver
+
+  jpa:
+    hibernate:
+      ddl-auto: update
+    show-sql: true
+    properties:
+      hibernate:
+        format_sql: true
+
+logging:
+  level:
+    root: INFO
+    com.crrc.crrcmall: DEBUG
diff --git a/src/main/resources/application-prod.yml b/src/main/resources/application-prod.yml
new file mode 100644
index 0000000..878a51f
--- /dev/null
+++ b/src/main/resources/application-prod.yml
@@ -0,0 +1,31 @@
+# 生产环境配置
+server:
+  port: 8080
+
+spring:
+  elasticsearch:
+    uris: http://prod-es-server:9200
+    username: elastic
+    password: prod_password
+
+  datasource:
+    url: jdbc:mysql://prod-db-server:3306/crrc_mall?useUnicode=true&characterEncoding=utf-8&useSSL=false&serverTimezone=Asia/Shanghai
+    username: prod_user
+    password: prod_password
+    driver-class-name: com.mysql.cj.jdbc.Driver
+
+  jpa:
+    hibernate:
+      ddl-auto: none
+    show-sql: false
+
+logging:
+  level:
+    root: WARN
+    com.crrc.crrcmall: INFO
+  file:
+    name: logs/crrc-mall.log
+  logback:
+    rollingpolicy:
+      max-file-size: 10MB
+      max-history: 30
diff --git a/src/main/resources/application.yml b/src/main/resources/application.yml
new file mode 100644
index 0000000..73aafcd
--- /dev/null
+++ b/src/main/resources/application.yml
@@ -0,0 +1,25 @@
+server:
+  port: 8080
+
+spring:
+  application:
+    name: crrc-mall
+  profiles:
+    active: local # 仍然指向 local，因为 DB 配置在 application-local.yml 中
+  jackson:
+    date-format: yyyy-MM-dd HH:mm:ss
+    time-zone: GMT+8
+
+springdoc:
+  api-docs:
+    path: /api-docs
+  swagger-ui:
+    path: /swagger-ui.html
+
+# API 鉴权配置 (简化版：全局唯一凭证)
+mall:
+  auth:
+    clients:
+      # 全局唯一的 AppId 和 Secret
+      # 部署生产环境时，请务必修改此 Secret 为高强度随机字符串
+      crrc-client: crrc-secret-2026-key-99887766554433221100
diff --git a/src/test/java/com/crrc/crrcmall/CrrcMallApplicationTests.java b/src/test/java/com/crrc/crrcmall/CrrcMallApplicationTests.java
new file mode 100644
index 0000000..8a0bc3c
--- /dev/null
+++ b/src/test/java/com/crrc/crrcmall/CrrcMallApplicationTests.java
@@ -0,0 +1,13 @@
+package com.crrc.crrcmall;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class CrrcMallApplicationTests {
+
+    @Test
+    void contextLoads() {
+    }
+
+}
diff --git a/src/test/java/com/crrc/crrcmall/spec/SecretTest.java b/src/test/java/com/crrc/crrcmall/spec/SecretTest.java
new file mode 100644
index 0000000..15569db
--- /dev/null
+++ b/src/test/java/com/crrc/crrcmall/spec/SecretTest.java
@@ -0,0 +1,84 @@
+package com.crrc.crrcmall.spec;
+
+import javax.crypto.Mac;
+import javax.crypto.spec.SecretKeySpec;
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.nio.charset.StandardCharsets;
+import java.time.Instant;
+import java.util.UUID;
+
+/**
+ * @Author：Jinyun.Wang
+ * @Date：2026/11/2
+ **/
+public class SecretTest {
+
+
+    // --- 配置区 (请替换为平台分配的实际凭证) ---
+    private static final String APP_ID = "crrc-client";
+    private static final String APP_SECRET = "crrc-secret-2026-key-99887766554433221100";
+    private static final String API_URL = "http://localhost:8080/api/v1/search/text";
+    // ----------------------------------------
+
+    public static void main(String[] args) throws Exception {
+        // 1. 准备业务请求参数 (JSON 格式)
+        String jsonBody = "{\"isStandard\":1, \"goodsName\":\"车间防静电中性笔\", \"page\":1, \"limit\":20}";
+
+        // 2. 生成鉴权参数
+        String timestamp = String.valueOf(Instant.now().toEpochMilli()); // 当前毫秒级时间戳
+        String nonce = UUID.randomUUID().toString().replace("-", "");    // 随机字符串
+
+        // 计算签名 (规则: AppId + Timestamp + Nonce + Method + URI)
+        String signature = buildSignature(APP_ID, timestamp, nonce, "POST", "/api/v1/search/text", APP_SECRET);
+
+        System.out.println("【调试信息】");
+        System.out.println("Timestamp: " + timestamp);
+        System.out.println("Nonce:     " + nonce);
+        System.out.println("Signature: " + signature);
+        System.out.println("------------------------------------------------");
+
+        // 3. 发起 HTTP 请求
+        HttpClient client = HttpClient.newHttpClient();
+        HttpRequest request = HttpRequest.newBuilder()
+                .uri(URI.create(API_URL))
+                .header("Content-Type", "application/json")
+                .header("X-App-Id", APP_ID)
+                .header("X-Timestamp", timestamp)
+                .header("X-Nonce", nonce)
+                .header("X-Signature", signature)
+                .POST(HttpRequest.BodyPublishers.ofString(jsonBody, StandardCharsets.UTF_8))
+                .build();
+
+        // 4. 获取并打印响应
+        HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());
+
+        System.out.println(">>> HTTP Status Code: " + response.statusCode());
+        System.out.println(">>> Response Body: \n" + response.body());
+    }
+
+    /**
+     * 内部方法：HMAC-SHA256 签名生成
+     */
+    private static String buildSignature(String appId, String timestamp, String nonce, String method, String uri, String secret) throws Exception {
+        // 拼接待签名字符串
+        String signContent = appId + timestamp + nonce + method + uri;
+
+        // 使用 HMAC-SHA256 算法
+        Mac mac = Mac.getInstance("HmacSHA256");
+        SecretKeySpec secretKeySpec = new SecretKeySpec(secret.getBytes(StandardCharsets.UTF_8), "HmacSHA256");
+        mac.init(secretKeySpec);
+
+        // 加密并转为十六进制字符串
+        byte[] hash = mac.doFinal(signContent.getBytes(StandardCharsets.UTF_8));
+        StringBuilder hexString = new StringBuilder();
+        for (byte b : hash) {
+            String hex = Integer.toHexString(0xff & b);
+            if (hex.length() == 1) hexString.append('0');
+            hexString.append(hex);
+        }
+        return hexString.toString();
+    }
+}