同步最新主干并修复 Godot 插件启动竞态

合入主干 Rust 1.98.1 工具链及对应 CI 文档更新
Godot 插件先接收受控项目快照再注册命令和连接能力
补充启动竞态回归、失败回执诊断及插件启动合同

plugins/agc-godot-editor/src/entry.mjs

@@ -224,6 +224,11 @@ export function createGodotEditorPlugin({ send, timeoutMs = 85_000 }) {
   }
 
   async function start() {
+    const epoch = projectEpoch;
+    const result = await request('host.events.subscribe', {
+      type: 'project.changed',
+    });
+    if (epoch === projectEpoch) activeProjectPath = result?.projectPath ?? null;
     await request('host.registerCommand', {
       id: GODOT_EXECUTE_COMMAND_ID,
       title: '执行 Godot GDScript',
@@ -233,11 +238,6 @@ export function createGodotEditorPlugin({ send, timeoutMs = 85_000 }) {
       id: GODOT_CONNECTION_CAPABILITY_ID,
       description: '当前 Godot 项目的编辑器连接与状态',
     });
-    const epoch = projectEpoch;
-    const result = await request('host.events.subscribe', {
-      type: 'project.changed',
-    });
-    if (epoch === projectEpoch) activeProjectPath = result?.projectPath ?? null;
   }
 
   function dispose() {

plugins/agc-godot-editor/src/entry.test.mjs

@@ -70,9 +70,9 @@ test('注册声明的命令与连接能力，并使用宿主提供的当前项
   assert.deepEqual(
     f.requests.slice(0, 3).map((item) => item.method),
     [
+      'host.events.subscribe',
       'host.registerCommand',
       'host.registerCapability',
-      'host.events.subscribe',
     ],
   );
   assert.deepEqual((await f.call({ code: 'return 1 + 1;' })).result, success);
@@ -89,6 +89,45 @@ test('注册声明的命令与连接能力，并使用宿主提供的当前项
   );
 });
 
+test('命令和能力公开时已绑定项目，立即执行无需等待后续启动请求', async (t) => {
+  const messages = [];
+  const plugin = createGodotEditorPlugin({
+    send(message) {
+      messages.push(message);
+      if (!message.method) return;
+      queueMicrotask(async () => {
+        if (message.method === 'host.registerCapability') {
+          await plugin.handleMessage({
+            jsonrpc: '2.0',
+            id: 1000,
+            method: GODOT_EXECUTE_COMMAND_ID,
+            params: { code: 'return 2' },
+          });
+        }
+        await plugin.handleMessage({
+          jsonrpc: '2.0',
+          id: message.id,
+          result:
+            message.method === 'host.events.subscribe'
+              ? { projectPath: 'C:/Godot/Ready' }
+              : success,
+        });
+      });
+    },
+  });
+  t.after(() => plugin.dispose());
+  await plugin.start();
+  assert.deepEqual(
+    messages.find((message) => message.id === 1000).result,
+    success,
+  );
+  assert.equal(
+    messages.find((message) => message.method === 'host.rpc').params.params
+      .projectPath,
+    'C:/Godot/Ready',
+  );
+});
+
 test('显式项目、任意payload和非法代码在宿主派发前拒绝', async (t) => {
   const f = await fixture(t);
   for (const input of [