源码快照 @ 2026-09-01 (source-only, 剔除非源码素材)

packages/agent/store-sqlite/migrations_message_semantics.go

@@ -0,0 +1,34 @@
+package storesqlite
+
+import (
+	"context"
+	"fmt"
+)
+
+func (s *Store) applyWorkspaceAgentMessageSemanticsV1(ctx context.Context) error {
+	applied, err := s.hasMigration(ctx, schemaMigrationWorkspaceAgentMessageSemanticsV1)
+	if err != nil {
+		return err
+	}
+	if err := s.ensureWorkspaceAgentMessageSemanticsColumn(ctx); err != nil {
+		return err
+	}
+	if applied {
+		return nil
+	}
+	return s.recordMigration(ctx, schemaMigrationWorkspaceAgentMessageSemanticsV1)
+}
+
+func (s *Store) ensureWorkspaceAgentMessageSemanticsColumn(ctx context.Context) error {
+	hasSemantics, err := s.hasColumn(ctx, "workspace_agent_messages", "semantics_json")
+	if err != nil {
+		return err
+	}
+	if hasSemantics {
+		return nil
+	}
+	if _, err := s.db.ExecContext(ctx, `ALTER TABLE workspace_agent_messages ADD COLUMN semantics_json TEXT NOT NULL DEFAULT 'null' CHECK (json_valid(semantics_json));`); err != nil {
+		return fmt.Errorf("migrate workspace agent message semantics: %w", err)
+	}
+	return nil
+}