refactor(mobile): widgets (#9291)

* refactor(mobile): widgets

* update

mobile/lib/widgets/common/immich_loading_indicator.dart

@@ -0,0 +1,28 @@
+import 'package:flutter/material.dart';
+import 'package:immich_mobile/extensions/build_context_extensions.dart';
+
+class ImmichLoadingIndicator extends StatelessWidget {
+  final double? borderRadius;
+
+  const ImmichLoadingIndicator({
+    super.key,
+    this.borderRadius,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      height: 60,
+      width: 60,
+      decoration: BoxDecoration(
+        color: context.primaryColor.withAlpha(200),
+        borderRadius: BorderRadius.circular(borderRadius ?? 10),
+      ),
+      padding: const EdgeInsets.all(15),
+      child: const CircularProgressIndicator(
+        color: Colors.white,
+        strokeWidth: 3,
+      ),
+    );
+  }
+}