docker: update compose files w/r last image changes

Various fixes to docker-compose files to catch up after recent docker image updates.

docker/compose/gdev-mirror.docker-compose.yml

@@ -4,7 +4,7 @@ version: "3.5"
 
 services:
   duniter-rpc:
-    image: duniter/duniter-v2s:v0.4.0
+    image: duniter/duniter-v2s:latest
     restart: unless-stopped
     ports:
       # telemetry
@@ -20,14 +20,8 @@ services:
       - duniter-rpc-data:/var/lib/duniter/
     environment:
       - DUNITER_CHAIN_NAME=gdev
-    command:
-      - "--node-key-file"
-      - "/var/lib/duniter/node.key"
-      - "--public-addr"
       # SERVER_DOMAIN should be replaced by a domain name that point on your server
-      - "/dns/${SERVER_DOMAIN?SERVER_DOMAIN should be set}/tcp/30333/ws"
-      - "--rpc-cors"
-      - "all"
+      - DUNITER_PUBLIC_ADDR=/dns/${SERVER_DOMAIN?SERVER_DOMAIN should be set}/tcp/30333/ws
 
 volumes:
   duniter-rpc-data: