Added needed files

Dockerfile

@@ -51,7 +51,8 @@ EXPOSE 64737
 # websockify standalone
 FROM websockify AS websockify-standalone
 RUN apk add --no-cache tini
+COPY --from=mumble-web /home/node/dist /home/node/dist
+ENV MUMBLE_SERVER=mumble.cvh-server.de:64738
 EXPOSE 443
 ENTRYPOINT [ "/sbin/tini", "--"]
-ENV MUMBLE_SERVER=mumble.cvh-server.de:64738
 CMD [ "websockify --cert=/home/node/certs/cert.crt --key=/home/node/certs/cert.key --ssl-only --ssl-target --web=/home/node/dist 443 "$MUMBLE_SERVER"" ]
\ No newline at end of file

docker-compose.production.yml

 version: '3.4'
 services:
-    mumble-web-nginx:
+    mumble-web:
         build:
             context: ./
             target: websockify-standalone