feat: Add and refactor MIME type management

- Added BaseModel with fillable attributes and mergeFillableAttributes method
- Refactored MimeType model to extend BaseModel
- Implemented destroy method in MimetypeController for deleting MIME types
- Updated Create.vue component with refactoring and improved type safety
- Fixed issues with ref usage in Create.vue
- Updated routes to include new and refactored endpoints

resources/js/tsconfig.json

@@ -15,4 +15,5 @@
       },
     },
     "include": ["./**/*.ts", "./**/*.vue"],
+    "exclude": ["./utils/*.js"],
   }