Split GH Actions and fix variable reference in Customization class.

.github/workflows/testsuite.yml

@@ -9,8 +9,8 @@ jobs:
     - uses: actions/checkout@v1
       with:
         fetch-depth: 1
-    
-    - name: Run test suite
+
+    - name: Set up test environment
       run: |
         cp azuracast.sample.env azuracast.env
         cp docker-compose.sample.yml docker-compose.yml
@@ -18,6 +18,9 @@ jobs:
         chmod 777 tests/_output/
         docker-compose build web
         docker-compose run --user="azuracast" --rm web azuracast_install
+
+    - name: Run test suite
+      run: |
         docker-compose run --user="azuracast" --rm web composer test
 
     - name: Echo test output directory

src/Customization.php

@@ -120,7 +120,7 @@ class Customization
 
             // Use approximate match if available.
             foreach ($supported_locales as $lang_code => $lang_name) {
-                if (strcmp(substr($browser_locale, 0, 2), substr($lang_code, 0, 2)) == 0) {
+                if (strpos($exact_locale, substr($lang_code, 0, 2)) === 0) {
                     return $lang_code;
                 }
             }