move the websock nginx config to the grafana endpoint

services.yml.loki

@@ -128,18 +128,18 @@ prometheus:
     - name: loki
       port: 3100
       scheme: http
+    - name: grafana
+      port: 2929
+      scheme: https
+      enable_sso_proxy: true
       extra_nginx_config: |
-        location ^~ /api/datasources/proxy/\d+/loki/api/v1/tail {
+        location ^~ /api/datasources/proxy/2/loki/api/v1/tail {
             proxy_pass http://be_loki_3100_prometheus;
             proxy_http_version 1.1;
             proxy_set_header  Upgrade $http_upgrade;
             proxy_set_header  Connection "upgrade";
             proxy_set_header Host $host;
         }        
-    - name: grafana
-      port: 2929
-      scheme: https
-      enable_sso_proxy: true
     - name: thanos
       port: 10904
       scheme: http