Add "lunetics/locale-bundle"

composer.json

@@ -171,7 +171,8 @@
         "paragonie/random-lib": "2.0.0",
 
         "knplabs/knp-components": "^1.3",
-        "symfony/webpack-encore-pack": "^1.0"
+        "symfony/webpack-encore-pack": "^1.0",
+        "lunetics/locale-bundle": "2.5.*"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^2.7",

config/packages/lunetics_locale.yaml

@@ -0,0 +1,7 @@
+lunetics_locale:
+    guessing_order:
+        - session
+        - query
+        - router
+        #- browser
+    allowed_locales: '%locales%'