合并 master 并整合 Router 安全修复

合入 origin/master 最新提交 a465e481e

保留后台错误报告、AGC 受控搜索与 Router 计费安全修复

同步 SpacetimeDB migration、技能文档和配置契约

scripts/dev.mjs

@@ -1624,9 +1624,8 @@ class DevRunner {
 
     if (command === 'backend') {
       await this.startSpacetimeForFullStack();
-      await this.services.get('api-server').start();
-      await this.waitForApiServer();
-      this.startWatchers(['spacetime', 'api-server']);
+      await this.startRustServicePair();
+      this.startWatchers(['spacetime', 'api-server', 'bgfilter-worker']);
       return;
     }