feat: refactor Google Auth handling and improve media file management with enhanced error logging

src/components/PhotoGrid.js

@@ -54,7 +54,12 @@ const PhotoGrid = ({
       activeOpacity={0.8}
     >
       {item.local_path ? (
-        <Image source={{ uri: item.local_path }} style={styles.gridImage} resizeMode="cover" />
+        <Image
+          source={{ uri: item.local_path }}
+          style={styles.gridImage}
+          resizeMode="cover"
+          onError={(e) => console.warn(`Image load failed [${item.source_service}]: ${item.local_path?.substring(0, 80)}`, e.nativeEvent?.error)}
+        />
       ) : (
         <View style={[styles.placeholder, { backgroundColor: theme.borderLight }]}>
           <Text style={{ fontSize: 28 }}>📷</Text>