refactor: update medication adapter and schedule appointment fragment logic while adding gitignore

app/src/main/java/com/example/cuida/CuidaApplication.java

@@ -1,19 +0,0 @@
-package com.example.cuida;
-
-import android.app.Application;
-import com.google.firebase.firestore.FirebaseFirestore;
-import com.google.firebase.firestore.FirebaseFirestoreSettings;
-
-public class CuidaApplication extends Application {
-    @Override
-    public void onCreate() {
-        super.onCreate();
-        
-        // Ativar persistência offline globalmente para toda a aplicação
-        FirebaseFirestore db = FirebaseFirestore.getInstance();
-        FirebaseFirestoreSettings settings = new FirebaseFirestoreSettings.Builder()
-                .setPersistenceEnabled(true)
-                .build();
-        db.setFirestoreSettings(settings);
-    }
-}