Fix etherpad docker image version

docker/etherpad/Dockerfile

@@ -1,7 +1,6 @@
 ARG IMG
 FROM ${IMG}
 
-FROM node:lts
 MAINTAINER James Swineson <jamesswineson@gmail.com>
 
 ENV NODE_ENV production

docker/etherpad/etherpad.yml

@@ -6,7 +6,7 @@ services:
       context: ${BUILD_ROOT_PATH}/docker/etherpad
       dockerfile: Dockerfile
       args:
-        - IMG=${ETHERPAD_IMG}
+        - IMG=${ETHERPAD_IMG-node:16.13.2}
         - ETHERPAD_VERSION=${ETHERPAD_VERSION}
     container_name: isard-apps-etherpad
     restart: unless-stopped

main.conf.example

@@ -64,3 +64,4 @@ WORDPRESS_ADMIN_PASSWORD=W0rdpr3ss
 #MARIADB_IMG=mariadb:10.6.5
 #NGINX_IMG=nginx:1.21.6
 #REDIS_IMG=redis:6.2.6-alpine3.15
+#ETHERPAD_IMG=node:16.13.2