Sub2API v1.0 - AI API 网关（二开初始版本，基于上游 Wei-Shaw/sub2api）

backend/migrations/200_channel_monitor_v2_rollup_permissions.sql

@@ -0,0 +1,9 @@
+-- Runtime aggregator reads/writes the fixed rollup caches through the role that
+-- executes migrations.  Use CURRENT_USER so custom DATABASE_USER values work;
+-- PostgreSQL permits this form in GRANT and it remains idempotent.
+GRANT SELECT, INSERT, UPDATE, DELETE ON TABLE
+    channel_monitor_v2_metrics_rollup,
+    channel_monitor_v2_user_metrics_rollup,
+    channel_monitor_v2_error_metrics_rollup,
+    channel_monitor_v2_latency_histograms_rollup
+TO CURRENT_USER;