feat: Dynamically add all languages to db

Add unit test to find missing translations

tests/Unit/lang/LangTest.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace Tests\Unit\lang;
+
+use Tests\TestCase;
+
+class LangTest extends TestCase
+{
+    /**
+     * All language keys are defined in all languages based on the en language file.
+     *
+     * @return void
+     */
+    public function testAllLanguageKeysAreDefined()
+    {
+        $this->markTestSkipped('2022-11-14 Lot of keys missing. Enable this test to see them all.');
+        $languageDirectories = array_filter(glob(resource_path().'/lang/*'), 'is_dir');
+
+        $enLanguageDirectory = array_values(array_filter($languageDirectories, function($v) {
+            return substr($v, -2) === 'en';
+        }))[0];
+        $notENLanguageDirectories = array_filter($languageDirectories, function ($v) {
+            return substr($v, -2) !== 'en';
+        });
+
+        $enLanguageKeys = require_once($enLanguageDirectory.'/app.php');
+        $missingKeys = [];
+
+        foreach ($notENLanguageDirectories as $langDirectory) {
+            $testingLangKeys = require_once($langDirectory . '/app.php');
+
+            foreach ($enLanguageKeys as $langKey => $langValue) {
+                if (!array_key_exists($langKey, $testingLangKeys)) {
+                    if(!isset($missingKeys[$langDirectory])) {
+                        $missingKeys[$langDirectory] = [];
+                    }
+                    $missingKeys[$langDirectory][] = $langKey;
+                }
+            }
+        }
+
+        if (count($missingKeys) > 0) {
+            print_r(json_encode($missingKeys));
+        }
+
+        $this->assertEmpty($missingKeys);
+    }
+}