add CADDY_HTTP_PORT and CADDY_HTTPS_PORT env vars for Caddy

docker-compose.yml

@@ -100,8 +100,8 @@ services:
     image: caddy:2-alpine
     container_name: vidreview-caddy
     ports:
-      - '80:80'
-      - '443:443'
+      - '${CADDY_HTTP_PORT:-80}:80'
+      - '${CADDY_HTTPS_PORT:-443}:443'
     volumes:
       - ./Caddyfile:/etc/caddy/Caddyfile:ro
       - caddy_data:/data