auto-commit for 32779d15-d550-44c7-a726-3b38d7937ed7

frontend/src/screens/HomeScreen.tsx

@@ -8,13 +8,41 @@ import {
   ScrollView,
   Image,
   Dimensions,
+  Alert,
 } from 'react-native';
 import { Ionicons } from '@expo/vector-icons';
 import { createBottomTabNavigator } from '@react-navigation/bottom-tabs';
+import * as ImagePicker from 'expo-image-picker';
+import { useAuth } from '../contexts/AuthContext';
 
 const { width } = Dimensions.get('window');
 
 function HomeTab() {
+  const { user } = useAuth();
+  const [profileImage, setProfileImage] = useState<string | null>(null);
+
+  const pickImage = async () => {
+    const permissionResult = await ImagePicker.requestMediaLibraryPermissionsAsync();
+    
+    if (permissionResult.granted === false) {
+      Alert.alert('Permission Required', 'Permission to access camera roll is required!');
+      return;
+    }
+
+    const result = await ImagePicker.launchImageLibraryAsync({
+      mediaTypes: ImagePicker.MediaTypeOptions.Images,
+      allowsEditing: true,
+      aspect: [1, 1],
+      quality: 0.5,
+      base64: true,
+    });
+
+    if (!result.canceled && result.assets[0].base64) {
+      const base64Image = `data:image/jpeg;base64,${result.assets[0].base64}`;
+      setProfileImage(base64Image);
+      // TODO: Save to backend
+    }
+  };
   return (
     <SafeAreaView style={styles.container}>
       <ScrollView showsVerticalScrollIndicator={false}>