feat(vom): canvas position calculation and projection

packages/dsh-plugin-browserskill/tests/tools.test.ts

@@ -499,6 +499,41 @@ describe("interaction tools", () => {
     ]);
   });
 
+  it("interact.click forwards a complete Surface capture coordinate transaction", async () => {
+    const { tools, calls } = setup({
+      ...responses,
+      click: {
+        tab_id: 7,
+        used_ref: "e1",
+        x: 110,
+        y: 70,
+        capture_id: "sc_test",
+        image_x: 200,
+        image_y: 100,
+      },
+    });
+    await startSession(tools);
+    const click = tools.get("interact.click");
+    const value = await click?.execute(
+      { target: "@e1", captureId: "sc_test", imageX: 200, imageY: 100 },
+      makeExec(),
+    );
+
+    expect(value).toMatchObject({ captureId: "sc_test", x: 110, y: 70 });
+    expect(calls[1].args).toEqual([
+      "click",
+      "--session",
+      "s1",
+      "--capture",
+      "sc_test",
+      "--image-x",
+      "200",
+      "--image-y",
+      "100",
+      "@e1",
+    ]);
+  });
+
   it("interact.fill passes value and --no-clear", async () => {
     const { tools, calls } = setup(responses);
     await startSession(tools);
@@ -923,6 +958,32 @@ describe("inspect.screenshot", () => {
     expect(rendered?.every((block) => block.type === "text")).toBe(true);
   });
 
+  it("returns Surface capture metadata alongside the screenshot", async () => {
+    const path = pngFile();
+    const { tools } = setup({
+      "session start": START_REPLY("s1"),
+      screenshot: {
+        tab_id: 7,
+        width: 800,
+        height: 600,
+        format: "png",
+        path,
+        byte_size: 8,
+        capture: { id: "sc_test", expires_at: 1700000030000 },
+      },
+    });
+    await startSession(tools);
+    const screenshot = tools.get("browser_screenshot");
+    const value = await screenshot?.execute({ ref: "@e1" }, makeExec());
+
+    expect(value).toMatchObject({
+      captureId: "sc_test",
+      captureExpiresAt: 1700000030000,
+    });
+    const rendered = screenshot?.output.render({ session: "s1" }, value as never);
+    expect(rendered?.[0]).toMatchObject({ type: "text", text: expect.stringContaining("sc_test") });
+  });
+
   it("commits the image through the attachment store on an image-capable route", async () => {
     const path = pngFile();
     const services = {