feat(i18n): enhance localization for chat and minigames

- Updated localization strings for chat and minigames across multiple languages, including Cebuano, German, English, Spanish, and French, to improve user experience and clarity.
- Added new translations for participant counts, user selection prompts, and game over messages, ensuring consistency and better engagement in the UI.
- Enhanced existing translations for accuracy and context, particularly in the TaxiGame component and chat functionalities.

frontend/src/i18n/locales/en/chat.json

@@ -41,6 +41,10 @@
                 "error": "Connection error"
             },
             "reloadRooms": "Reload rooms",
+            "participantsWithCount": "Participants ({count})",
+            "clickToSelectUser": "Click to select",
+            "screamColon": " shouts:",
+            "commandPreviewFallback": "/cr <roomname>",
             "createRoom": {
                 "toggleShowChat": "Show chat",
                 "toggleCreateRoom": "Create room",

frontend/src/i18n/locales/en/minigames.json

@@ -111,6 +111,9 @@
       "destination": "Destination",
       "bonus": "Bonus",
       "time": "Time",
+      "unknownMap": "Unknown",
+      "gameOverTitle": "Game over!",
+      "gameOverMessage": "No vehicles left. Game over!\n\nYour results:\n• Passengers: {passengers}\n• Score: {score}\n• Play time: {playTime}\n• Map: {map}\n\nHighscore saved!",
       "crash": {
         "title": "Crash!",
         "message": "You had an accident! Crashes: {crashes}"