Add port to the Mercure Public URL

Author: Spomky

compose.yaml

@@ -10,7 +10,7 @@ services:
       DATABASE_URL: postgresql://${POSTGRES_USER:-app}:${POSTGRES_PASSWORD:-!ChangeMe!}@database:5432/${POSTGRES_DB:-app}?serverVersion=${POSTGRES_VERSION:-15}&charset=${POSTGRES_CHARSET:-utf8}
       # Run "composer require symfony/mercure-bundle" to install and configure the Mercure integration
       MERCURE_URL: ${CADDY_MERCURE_URL:-http://php/.well-known/mercure}
-      MERCURE_PUBLIC_URL: ${CADDY_MERCURE_PUBLIC_URL:-https://${SERVER_NAME:-localhost}/.well-known/mercure}
+      MERCURE_PUBLIC_URL: ${CADDY_MERCURE_PUBLIC_URL:-https://${SERVER_NAME:-localhost}:${HTTPS_PORT:-443}/.well-known/mercure}
       MERCURE_JWT_SECRET: ${CADDY_MERCURE_JWT_SECRET:-!ChangeThisMercureHubJWTSecretKey!}
       # The two next lines can be removed after initial installation
       SYMFONY_VERSION: ${SYMFONY_VERSION:-}