feat(coding): add durable project identity core

electron/api/coding-composition.ts

@@ -178,6 +178,9 @@ export function createCodingComposition(
         .catch(() => []);
       for (const conversation of conversations) registry.forget(conversation.id);
     },
+    onProjectIdentityChanging: async (project) => {
+      await options.browser.close(project.path);
+    },
     onProjectDeactivated: async (project, reason) => {
       const conversations = await conversationStoreForProject(project.path).read()
         .then((file) => file.conversations)

electron/api/routes/coding-projects.ts

@@ -1,5 +1,6 @@
 import type { IncomingMessage, ServerResponse } from 'node:http';
 import type { ProjectType } from '../../../shared/project-config';
+import type { ProjectIdentityChoice } from '../../../shared/coding-project-contracts';
 import type { CodingProjectConfigSnapshot } from '../../coding-projects/project-service';
 import type { CodingProject } from '../../coding-projects/project-store';
 import type { HostApiContext } from '../context';
@@ -65,10 +66,41 @@ export async function handleCodingProjectRoutes(
         parentPath?: string;
         projectName?: string;
         projectType?: ProjectType;
+        identity: ProjectIdentityChoice;
       }>(req);
       sendJson(res, 201, { snapshot: publicProjectSnapshot(await projects.createProject(body)) });
       return true;
     }
+    if (url.pathname === '/api/coding/projects/identity' && req.method === 'POST') {
+      const body = await parseJsonBody<{
+        localProjectId?: string;
+        identity: ProjectIdentityChoice;
+      }>(req);
+      sendJson(res, 200, {
+        snapshot: publicProjectSnapshot(
+          await projects.resolveProjectIdentity(
+            body.localProjectId ?? '',
+            body.identity,
+          ),
+        ),
+      });
+      return true;
+    }
+    if (url.pathname === '/api/coding/projects/identity/independent-copy' && req.method === 'POST') {
+      const body = await parseJsonBody<{
+        localProjectId?: string;
+        confirmed: unknown;
+      }>(req);
+      sendJson(res, 200, {
+        snapshot: publicProjectSnapshot(
+          await projects.makeProjectIndependentCopy(
+            body.localProjectId ?? '',
+            body.confirmed as true,
+          ),
+        ),
+      });
+      return true;
+    }
     if (url.pathname === '/api/coding/projects/remove' && req.method === 'POST') {
       const body = await parseJsonBody<{ projectId?: string }>(req);
       await projects.removeProject(body.projectId ?? '');

electron/api/routes/coding-route-errors.ts

@@ -5,6 +5,8 @@ import { sendJson } from '../route-utils';
 
 const FIXED_CODING_ERROR_MESSAGES: Readonly<Record<string, string>> = {
   CODING_ACTIVE_PROJECT_REQUIRED: '请先选择一个编程项目。',
+  CODING_ACTIVE_PROJECT_INVALID: '当前编程项目不可用，请重新打开。',
+  CODING_ACTIVE_PROJECT_PATH_MISMATCH: '当前编程项目路径已变化，请重新打开。',
   CODING_AGENT_NOT_FOUND: '当前伙伴不可用，请重新选择。',
   CODING_AGENT_ID_IMMUTABLE: '已有伙伴标识不能修改。',
   CODING_CONVERSATION_NOT_FOUND: '指定的对话不存在。',
@@ -19,6 +21,8 @@ const FIXED_CODING_ERROR_MESSAGES: Readonly<Record<string, string>> = {
   CODING_PROJECT_ALREADY_EXISTS: '该编程项目已经存在。',
   CODING_PROJECT_CONFIG_INVALID: '项目配置无效，请检查后重试。',
   CODING_PROJECT_IDENTITY_IMMUTABLE: '项目创建标识不能修改。',
+  CODING_PROJECT_IDENTITY_CONFIRMATION_REQUIRED: '设为独立副本需要明确确认。',
+  CODING_PROJECT_IDENTITY_REQUIRED: '请先为该编程项目选择项目 ID。',
   CODING_PROJECT_NOT_FOUND: '指定的编程项目不存在。',
   CODING_PROJECT_REQUEST_INVALID: '项目请求无效，请检查输入。',
   CODING_PROJECT_TYPE_IMMUTABLE: '项目类型创建后不能修改。',