supabase integration instead firebase

src/persistence/Scores.h

@@ -10,7 +10,7 @@ public:
     explicit ScoreManager(size_t maxScores = 12);
     void load();
     void save() const;
-    // New optional `gameType` parameter will be sent to Firebase as `game_type`.
+    // New optional `gameType` parameter will be sent as `game_type`.
     // Allowed values: "classic", "versus", "cooperate", "challenge".
     void submit(int score, int lines, int level, double timeSec, const std::string& name = "PLAYER", const std::string& gameType = "classic");
     bool isHighScore(int score) const;