added port configuration

docker-compose.yml

@@ -7,9 +7,9 @@ services:
     restart: unless-stopped
     ports:
       # These ports are in format <host-port>:<container-port>
-      - '80:80' # Public HTTP Port
-      - '443:443' # Public HTTPS Port
-      - '81:81' # Admin Web Port
+      - '${HTTP_PORT}:80' # Public HTTP Port
+      - '${HTTPS_PORT}:443' # Public HTTPS Port
+      - '${WEB_PORT}:81' # Admin Web Port
       # Add any other Stream port you want to expose
       # - '21:21' # FTP
     environment:

env.sample

@@ -1,5 +1,8 @@
 # general
 DATA_DIR=./data/
+WEB_PORT=81
+HTTP_PORT=80
+HTTPS_PORT=443
 
 # database
 DB_ROOT_PASSWD=