Add mail verification and use .env insteads of environment in compose

compose.yml

@@ -4,13 +4,7 @@ services:
     restart: unless-stopped
     ports:
       - "3001:3001"
-    environment:
-      DATABASE_URL: postgres://redlight:redlight@postgres:5432/redlight
-      BBB_URL: https://your-bbb-server.com/bigbluebutton/api/
-      BBB_SECRET: your-bbb-shared-secret
-      JWT_SECRET: change-me-to-a-random-secret
-      ADMIN_EMAIL: admin@example.com
-      ADMIN_PASSWORD: admin123
+    env_file: ".env"
     volumes:
       - uploads:/app/uploads
     depends_on:
@@ -20,10 +14,7 @@ services:
   postgres:
     image: postgres:17-alpine
     restart: unless-stopped
-    environment:
-      POSTGRES_USER: redlight
-      POSTGRES_PASSWORD: redlight
-      POSTGRES_DB: redlight
+    env_file: ".env"
     volumes:
       - pgdata:/var/lib/postgresql/data
     healthcheck: