[mirotalksfu] - fix rtmp mirotalk/rtmp based docker image

rtmpServers/nginx-rtmp/nginx.conf

@@ -11,10 +11,17 @@ rtmp {
         listen 1935;
         listen [::]:1935 ipv6only=on;
 
+        # Default application (e.g., for generic streams)
         application live {
             live on;
             record off;
         }
+
+        # MiroTalk-specific endpoint
+        application mirotalk {
+            live on;
+            record off;
+        }
     }
 }