Bugfix/fix variable resolution in HtmlTemplateMiddleware (#4975)

* Fix variable resolution in HtmlTemplateMiddleware

* Update changelog

CHANGELOG.md

@@ -12,6 +12,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Improved the language localization for French (`fr`)
 - Upgraded `class-validator` from version `0.14.1` to `0.14.2`
 
+### Fixed
+
+- Fixed an issue in the `HtmlTemplateMiddleware` related to incorrect variable resolution
+
 ## 2.172.0 - 2025-06-19
 
 ### Added

apps/api/src/main.ts

@@ -48,7 +48,8 @@ async function bootstrap() {
     exclude: [
       'sitemap.xml',
       ...SUPPORTED_LANGUAGE_CODES.map((languageCode) => {
-        return `/${languageCode}/*wildcard`;
+        // Exclude language-specific routes with an optional wildcard
+        return `/${languageCode}{/*wildcard}`;
       })
     ]
   });