feat: add seat firmware workbench and OTA delivery

tests/e2e/mode_schedule_browser.cjs

@@ -75,6 +75,65 @@ async function main() {
     await page.locator('[data-execution-mode="dry_run"]').click();
     assert.equal(await page.evaluate(() => window.CognitiveAgentConsole.getExecutionMode()), "dry_run");
 
+    async function submitDraft(text) {
+      const responsePromise = responseFor("/api/assistant/stream");
+      await page.locator("#utterance").fill(text);
+      await page.locator("#utterance").press("Enter");
+      const response = await responsePromise;
+      const body = responses.filter((item) => item.pathname === "/api/assistant/stream").at(-1).text;
+      assert.equal(response.status(), 200, `${text}: ${body}`);
+      const events = body.trim().split("\n").map((line) => JSON.parse(line));
+      await waitIdle();
+      const payload = events.find((event) => event.payload?.mode_profile_draft)?.payload;
+      assert.ok(payload, `Missing draft for ${text}: ${body}`);
+      assert.equal(payload.status, "succeeded");
+      assert.equal(payload.execution_mode, "dry_run");
+      const draft = payload.mode_profile_draft;
+      const card = page.locator(`[data-assistant-mode-draft="${draft.source_request_id}"]`);
+      await card.waitFor({ state: "visible" });
+      assert.equal(await card.locator(".assistant-mode-draft-row").count(), draft.operation_count);
+      return { payload, draft, card, request: posted.filter((item) => item.pathname === "/api/assistant/stream").at(-1).payload };
+    }
+
+    // The original failing two-turn request must revise the server-owned
+    // draft, not attempt immediate hardware execution or replace its seats.
+    const recline = await submitDraft("构建一个躺平模式");
+    const originalActions = recline.payload.actions;
+    await recline.card.scrollIntoViewIfNeeded();
+    await page.screenshot({ path: path.join(evidenceDir, "mode-device-addition-before.png") });
+    const expanded = await submitDraft("在躺平模式中加入空调、氛围灯、阅读灯、车窗等设备动作");
+    assert.deepEqual(expanded.request.mode_profile_draft_context, {
+      name: recline.draft.name,
+      source_request_id: recline.draft.source_request_id,
+      vehicle_id: recline.draft.vehicle_id,
+    });
+    assert.notEqual(expanded.draft.source_request_id, recline.draft.source_request_id);
+    assert.equal(expanded.draft.draft_revision, 2);
+    const actionKey = (action) => `${action.capability}:${action.target?.instance || action.target?.zone || ""}`;
+    const expandedActions = new Map(expanded.payload.actions.map((action) => [actionKey(action), action]));
+    for (const original of originalActions) {
+      assert.deepEqual(expandedActions.get(actionKey(original))?.parameters, original.parameters,
+        "adding devices must preserve all existing action values");
+    }
+    for (const capability of ["climate.set_temperature", "interior_light.set_reading_power", "window.set_position"]) {
+      assert.ok(expanded.payload.actions.some((action) => action.capability === capability), capability);
+    }
+    assert.ok(expanded.payload.actions.some((action) => action.domain === "ambient_light"));
+    assert.ok(expanded.payload.actions.every((action) => action.domain !== "seat"
+      || (action.target?.instance || action.target?.zone) === "passenger"));
+    assert.ok(expanded.draft.operation_count > recline.draft.operation_count);
+    assert.equal(await recline.card.getAttribute("data-superseded"), "true");
+    assert.equal(await recline.card.locator(".assistant-mode-draft-save").isDisabled(), true);
+    assert.equal(posted.filter((item) => item.pathname === "/api/mode-profiles").length, 0);
+    await expanded.card.scrollIntoViewIfNeeded();
+    await page.screenshot({ path: path.join(evidenceDir, "mode-device-addition-after.png") });
+    const temperatureEdit = await submitDraft("把躺平模式的空调温度调整到26度");
+    assert.equal(temperatureEdit.request.mode_profile_draft_context.source_request_id, expanded.draft.source_request_id);
+    assert.equal(temperatureEdit.draft.draft_revision, 3);
+    assert.equal(temperatureEdit.draft.operation_count, expanded.draft.operation_count);
+    assert.ok(temperatureEdit.payload.actions.some((action) => action.capability === "climate.set_temperature"
+      && action.parameters.temperature_c === 26));
+
     // Exercise the same real assistant endpoint and rendered cards for both
     // implicit passenger selection and an explicit driver request. These
     // previews stay unsaved, so the timeline save/trial tests remain isolated.