jitsi: health check videobridge

cluster/prod/app/jitsi/deploy/jitsi.hcl

@@ -260,6 +260,19 @@ EOF
         port = "video_port"
         address_mode = "host"
         name = "video-jitsi"
+        check {
+          type = "http"
+          protocol = "http"
+          port = "management_port"
+          path = "/about/health"
+          interval = "60s"
+          timeout = "5s"
+          check_restart {
+            limit = 3
+            grace = "600s"
+            ignore_warnings = false
+          }
+        }
       }
 
       service {