feat(P19AI1-1,P19AI1-2): 实现AI建议引擎与权限门禁后端

server/src/scripts/seed-config.js

@@ -172,6 +172,13 @@ const DEFAULT_DOCUMENT_CATEGORIES = [
 ];
 
 const DEFAULT_FEATURE_FLAGS = [
+  {
+    flag_key: "ai_assist",
+    override_mode: "force_off",
+    rollout_type: "global",
+    department_ids: [],
+    note: "bootstrap default: force_off",
+  },
   {
     flag_key: "erp_sync",
     override_mode: "force_off",