feat: add dataset change detection and form submission composables

- Implemented `useDatasetChangeDetection` for tracking unsaved changes in dataset forms, including comparisons for licenses, basic properties, files, coverage, and more.
- Added `useDatasetFormSubmission` for handling dataset form submissions with validation, success/error handling, and auto-save functionality.

app/Controllers/Http/Editor/DatasetController.ts

@@ -821,6 +821,10 @@ export default class DatasetsController {
             referenceIdentifierTypes: Object.entries(ReferenceIdentifierTypes).map(([key, value]) => ({ value: key, label: value })),
             relationTypes: Object.entries(RelationTypes).map(([key, value]) => ({ value: key, label: value })),
             doctypes: DatasetTypes,
+              can: {
+                edit: await auth.user?.can(['dataset-editor-update']),
+                // delete: await auth.user?.can(['dataset-delete']),
+            },
         });
     }