refactor: DCM - const border radius, constructor & switch expressions (#19515)

* enable border radius, switch exp, const constructor

* regenerate provider

* more formatting

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Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>

mobile/lib/providers/image/exceptions/image_loading_exception.dart

@@ -1,5 +1,5 @@
 /// An exception for the [ImageLoader] and the Immich image providers
 class ImageLoadingException implements Exception {
   final String message;
-  ImageLoadingException(this.message);
+  const ImageLoadingException(this.message);
 }