avoid caching of detected browser language

CHANGELOG.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## Unreleased
 
 ### Fixed
+- Avoid caching of detected browser language
 - Fixes configuration of jetty listener address with system property `jetty.host` ([#1173](https://github.com/scm-manager/scm-manager/pull/1173), [#1174](https://github.com/scm-manager/scm-manager/pull/1174))
 
 ## [2.0.0] - 2020-06-04

scm-ui/ui-webapp/src/i18n.ts

@@ -61,6 +61,15 @@ i18n
       init: {
         credentials: "same-origin"
       }
+    },
+
+    // configure LanguageDetector
+    // see https://github.com/i18next/i18next-browser-languageDetector#detector-options
+    detection: {
+      // we only use browser configuration
+      order: ["navigator"],
+      // we do not cache the detected language
+      caches: []
     }
   });