fix: 通知 SSE 长连接被 Nginx 60s 超时掐断

apps/admin/nginx.conf

@@ -25,6 +25,22 @@ server {
         add_header Cache-Control "no-cache";
     }
 
+    # SSE 长连接：禁用代理缓冲并放宽读写超时，避免 60s 空闲被掐断
+    location ~ ^/api/(notifications/stream|attendance-records/import/dingtalk/stream|ai/chat/.*/stream)$ {
+        proxy_pass http://backend:3000;
+        proxy_http_version 1.1;
+        proxy_set_header Connection "";
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_buffering off;
+        proxy_cache off;
+        proxy_read_timeout 3600s;
+        proxy_send_timeout 3600s;
+        add_header X-Accel-Buffering no;
+    }
+
     location /api/ {
         proxy_pass http://backend:3000/api/;
         proxy_set_header Host $host;