Added Firebase (with analytics) dependencies

app/src/main/java/com/example/taskmuse/MainActivity.java

@@ -4,11 +4,17 @@ import androidx.appcompat.app.AppCompatActivity;
 
 import android.os.Bundle;
 
+import com.google.firebase.analytics.FirebaseAnalytics; // Firebase Analytics
+
 public class MainActivity extends AppCompatActivity {
+    private FirebaseAnalytics mFirebaseAnalytics;     // Firebase Analytics variable
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+
+        mFirebaseAnalytics = FirebaseAnalytics.getInstance(this); // Obtain the FirebaseAnalytics instance.
+
         setContentView(R.layout.activity_main);
     }
 }