refactor: standardize domain configuration in template files

- Updated the configuration structure in multiple blueprint template files to ensure consistent formatting for 'domains' and 'env' sections.
- Adjusted indentation and alignment for better readability across various templates.

blueprints/lowcoder/template.toml

@@ -4,15 +4,15 @@ encryption_password = "${password:32}"
 encryption_salt = "${password:32}"
 api_secret = "${password:32}"
 
-[[config.domains]]
+[config]
+[config.domains]
 serviceName = "lowcoder-api-service"
 port = 3000
 host = "${main_domain}"
 
-[[config.env]]
+[config.env]
 ENABLE_USER_SIGN_UP = false
 ENCRYPTION_PASSWORD = "${encryption_password}"
 ENCRYPTION_SALT = "${encryption_salt}"
 CORS_ALLOWED_DOMAINS = "*"
 LOWCODER_API_KEY_SECRET = "${api_secret}"
-