add email to docker env

Dockerfile

@@ -31,6 +31,7 @@ EXPOSE 80
 # VOLUME [ "/taiko-web/public/songs" ]
 ENV TAIKO_URL http://taiko.example.com
 ENV TAIKO_VERSION Nanahira
+ENV TAIKO_EMAIL 78877@qq.com
 ENV TAIKO_REDIS_HOST 127.0.0.1
 ENV TAIKO_REDIS_PORT 6379
 #ENV TAIKO_REDIS_PASSWORD blank

docker/entrypoint.sh

 #!/bin/bash
-echo "{\"songs_baseurl\":\"$TAIKO_URL/songs/\",\"assets_baseurl\":\"$TAIKO_URL/assets/\",\"redis_host\":\"$TAIKO_REDIS_HOST\",\"redis_port\":$TAIKO_REDIS_PORT,\"redis_password\":\"$TAIKO_REDIS_PASSWORD\",\"redis_db\":$TAIKO_REDIS_DB}" | tee ./config.json
+echo "{\"songs_baseurl\":\"$TAIKO_URL/songs/\",\"assets_baseurl\":\"$TAIKO_URL/assets/\",\"redis_host\":\"$TAIKO_REDIS_HOST\",\"redis_port\":$TAIKO_REDIS_PORT,\"redis_password\":\"$TAIKO_REDIS_PASSWORD\",\"redis_db\":$TAIKO_REDIS_DB},\"email\":\"$TAIKO_EMAIL\"}" | tee ./config.json
 echo "{\"commit\":\"$(git log --pretty=%H -1)\",\"commit_short\":\"$(git log --pretty=%h -1)\",\"version\": \"$TAIKO_VERSION\"}" | tee ./version.json
 
 pm2-docker start ./docker/pm2-docker.json