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/version-data-scope.ts

@@ -89,17 +89,27 @@ export function hasVersionDataScopeRows(scope: VersionDataScope | null | undefin
 }
 
 export function selectVersionDataScope(input: {
-  appDataScope: VersionDataScope | null;
+  storeScope: VersionDataScope | null;
   v22Scope?: VersionDataScope | null;
 }): VersionDataScope | null {
-  const { appDataScope, v22Scope } = input;
+  const { storeScope, v22Scope } = input;
   if (hasVersionDataScopeRows(v22Scope)) {
+    const requirements = overlayRowsById(v22Scope.requirements, storeScope?.requirements ?? []);
+    const plans = overlayRowsById(v22Scope.plans, storeScope?.plans ?? []);
     return {
       ...v22Scope,
-      overtimeRecords: appDataScope?.overtimeRecords ?? v22Scope.overtimeRecords,
+      requirements,
+      requirementIds: requirements.map((item) => item.id),
+      requirementIdSet: new Set(requirements.map((item) => item.id)),
+      plans,
+      plansByType: groupPlansByType(plans),
+      devTasks: overlayRowsById(v22Scope.devTasks, storeScope?.devTasks ?? []),
+      testCases: overlayRowsById(v22Scope.testCases, storeScope?.testCases ?? []),
+      bugs: overlayRowsById(v22Scope.bugs, storeScope?.bugs ?? []),
+      overtimeRecords: storeScope?.overtimeRecords ?? v22Scope.overtimeRecords,
     };
   }
-  return appDataScope;
+  return storeScope;
 }
 
 export function buildVersionDataScopeMap(input: VersionDataScopeMapInput): Record<string, VersionDataScope> {
@@ -167,3 +177,25 @@ function createEmptyScope(): VersionDataScope {
     overtimeRecords: [],
   };
 }
+
+function overlayRowsById<T extends { id: string }>(baseRows: T[], overlayRows: T[]): T[] {
+  if (baseRows.length === 0) return baseRows;
+  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;
+}
+
+function groupPlansByType(plans: VersionPlan[]): Record<VersionPlan['type'], VersionPlan[]> {
+  return {
+    research: plans.filter((plan) => plan.type === 'research'),
+    product: plans.filter((plan) => plan.type === 'product'),
+    ui: plans.filter((plan) => plan.type === 'ui'),
+  };
+}