feat: Add FitnessActivity for fitness tracking functionality

code/src/Fitbot/app/src/main/java/com/example/fitbot/ui/activities/FitnessActivity.java

@@ -0,0 +1,31 @@
+package com.example.yourapp;
+
+import android.os.Bundle;
+import androidx.appcompat.widget.Toolbar;
+import com.aldebaran.qi.sdk.QiContext;
+import com.aldebaran.qi.sdk.RobotLifecycleCallbacks;
+import com.aldebaran.qi.sdk.design.activity.RobotActivity;
+
+public class FitnessActivity extends RobotActivity implements RobotLifecycleCallbacks {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_fitness);
+    }
+
+    @Override
+    public void onRobotFocusGained(QiContext qiContext) {
+        // Implement your logic when the robot focus is gained
+    }
+
+    @Override
+    public void onRobotFocusLost() {
+        // Implement your logic when the robot focus is lost
+    }
+
+    @Override
+    public void onRobotFocusRefused(String reason) {
+        // Implement your logic when the robot focus is refused
+    }
+}

code/src/Fitbot/app/src/main/java/com/example/fitbot/ui/activities/SportPreviewActivity.java

@@ -1,24 +0,0 @@
-package com.example.fitbot.ui.activities;
-
-import com.aldebaran.qi.sdk.QiContext;
-import com.aldebaran.qi.sdk.RobotLifecycleCallbacks;
-import com.aldebaran.qi.sdk.design.activity.RobotActivity;
-
-public class SportPreviewActivity extends RobotActivity implements RobotLifecycleCallbacks {
-
-
-    @Override
-    public void onRobotFocusGained(QiContext qiContext) {
-
-    }
-
-    @Override
-    public void onRobotFocusLost() {
-
-    }
-
-    @Override
-    public void onRobotFocusRefused(String reason) {
-
-    }
-}