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/xiaobao-v22-summary.test.ts

@@ -8,7 +8,7 @@ import {
   collectV22XiaobaoLatestInsights,
   filterV22XiaobaoSummariesForVisibleVersions,
   mergeV22XiaobaoLatestInsights,
-  shouldLoadXiaobaoAppDataFallback,
+  shouldLoadXiaobaoStoreFallback,
 } from './xiaobao-v22-summary';
 
 test('buildXiaobaoRisksFromV22Summaries preserves precomputed risk details with version context', () => {
@@ -144,12 +144,12 @@ test('buildXiaobaoRisksFromV22Summaries builds compatible defaults from sparse s
   assert.equal(risks[0].trend.direction, 'up');
 });
 
-test('shouldLoadXiaobaoAppDataFallback waits for V2.2 summary before loading heavy AppData stores', () => {
-  assert.equal(shouldLoadXiaobaoAppDataFallback('idle'), false);
-  assert.equal(shouldLoadXiaobaoAppDataFallback('loading'), false);
-  assert.equal(shouldLoadXiaobaoAppDataFallback('ready'), false);
-  assert.equal(shouldLoadXiaobaoAppDataFallback('empty'), true);
-  assert.equal(shouldLoadXiaobaoAppDataFallback('failed'), true);
+test('shouldLoadXiaobaoStoreFallback waits for V2.2 summary before loading relation-backed stores', () => {
+  assert.equal(shouldLoadXiaobaoStoreFallback('idle'), false);
+  assert.equal(shouldLoadXiaobaoStoreFallback('loading'), false);
+  assert.equal(shouldLoadXiaobaoStoreFallback('ready'), false);
+  assert.equal(shouldLoadXiaobaoStoreFallback('empty'), true);
+  assert.equal(shouldLoadXiaobaoStoreFallback('failed'), true);
 });
 
 test('filterV22XiaobaoSummariesForVisibleVersions keeps only visible version summaries', () => {