refactor(data): 收口关系表运行时数据源

- 移除已迁移业务 AppData 运行时 fallback，改走领域 API 和关系表快读
- 补齐需求产品负责人、版本计划任务 JSON 和成员 username 回填迁移
- 统一治理字典入口，并补充 AI provider、数据源契约和领域服务测试

Co-Authored-By: Codex GPT-5 <codex@openai.com>

apps/web/lib/workspace-v22-source.ts

@@ -15,7 +15,7 @@ export interface SelectWorkspaceCollectionsInput {
   v22Loaded: boolean;
   v22Failed: boolean;
   v22Data: V22WorkspaceData | null;
-  appData: {
+  storeData: {
     plans: VersionPlan[];
     devTasks: DevTask[];
     testCases: TestCase[];
@@ -27,21 +27,46 @@ export function selectWorkspaceCollections({
   v22Loaded,
   v22Failed,
   v22Data,
-  appData,
+  storeData,
 }: SelectWorkspaceCollectionsInput): WorkspaceCollections {
   if (v22Loaded && !v22Failed && v22Data) {
+    const hasV22Rows = v22Data.versionPlans.length > 0
+      || v22Data.devTasks.length > 0
+      || v22Data.testCases.length > 0
+      || v22Data.bugs.length > 0;
+    if (!hasV22Rows) {
+      return {
+        versionPlans: v22Data.versionPlans,
+        devTasks: v22Data.devTasks,
+        testCases: v22Data.testCases,
+        bugs: v22Data.bugs,
+      };
+    }
     return {
-      versionPlans: v22Data.versionPlans,
-      devTasks: v22Data.devTasks,
-      testCases: v22Data.testCases,
-      bugs: v22Data.bugs,
+      versionPlans: overlayRowsById(v22Data.versionPlans, storeData.plans),
+      devTasks: overlayRowsById(v22Data.devTasks, storeData.devTasks),
+      testCases: overlayRowsById(v22Data.testCases, storeData.testCases),
+      bugs: overlayRowsById(v22Data.bugs, storeData.bugs),
     };
   }
 
   return {
-    versionPlans: appData.plans,
-    devTasks: appData.devTasks,
-    testCases: appData.testCases,
-    bugs: appData.bugs,
+    versionPlans: storeData.plans,
+    devTasks: storeData.devTasks,
+    testCases: storeData.testCases,
+    bugs: storeData.bugs,
   };
 }
+
+function overlayRowsById<T extends { id: string }>(baseRows: T[], overlayRows: T[]): T[] {
+  const overlayById = new Map(overlayRows.map((item) => [item.id, item]));
+  const seen = new Set<string>();
+  const merged = baseRows.map((item) => {
+    seen.add(item.id);
+    return overlayById.get(item.id) ?? item;
+  });
+  for (const item of overlayRows) {
+    if (!seen.has(item.id)) merged.push(item);
+  }
+  return merged;
+}