feat: add translation support

translation/en_gb.json5

@@ -0,0 +1,20 @@
+{
+    "dialog.highscore.action": "Enter your name:",
+    "dialog.highscore.title": "New Highscore!",
+    "game.level": "Level: %s",
+    "game.over": "Game over :(",
+    "game.score": "Score: %s",
+    "game.time": "Time: %s",
+    "highscores.title": "Highscores:",
+    "menu.exit": "Exit Game",
+    "menu.highscores": "Highscores",
+    "menu.settings": "Settings",
+    "menu.start": "Start",
+    "settings.difficulty": "Difficulty:",
+    "settings.language": "Language:",
+    "settings.scale_speed": "Speed Increase:",
+    "settings.volume.music": "Music Volume:",
+    "settings.volume.sound": "Sound Volume:",
+    "settings.window_scaling": "Window Scaling:",
+    "ui.back": "Back"
+}