docker: all env vars moved to .env

.env.example

@@ -1,6 +1,10 @@
+# Strapi
+STRAPI_TELEMETRY_DISABLED=true
+
 # Server
 HOST=0.0.0.0
 PORT=1337
+NODE_ENV=production
 
 # Database
 DATABASE_CLIENT=sqlite

docker-compose.yml

@@ -8,11 +8,4 @@ services:
       - ./data/uploads:/app/public/uploads
     env_file:
       - .env
-    environment:
-      - NODE_ENV=production
-      - HOST=0.0.0.0
-      - PORT=1337
-      - DATABASE_CLIENT=sqlite
-      - DATABASE_FILENAME=data/base/sqlite.db
-      - STRAPI_TELEMETRY_DISABLED=true
     restart: unless-stopped