feat: Enhance reference validation and add support for Handle URLs

- Updated reference validation to handle various identifier types including DOI, ISBN, ISSN, URN, and Handle.
- Improved regex patterns for DOI and Handle validation to correctly extract and validate identifiers from URLs.
- Added asynchronous checks to verify the existence of DOI and Handle URLs.
- Added asynchronous checks to verify the existence of  ISBNs
- Included detailed comments explaining the regex patterns and validation logic.
- Adjusted the validation logic to handle any URL prefix for Handle identifiers.
- Ensured that the Handle format `handle/20.500.12854/36478` is correctly validated.
- Updated the CI workflow to trigger on push and pull request events.

app/Controllers/Http/Submitter/DatasetController.ts

@@ -363,7 +363,8 @@ export default class DatasetController {
             references: vine
                 .array(
                     vine.object({
-                        value: vine.string().trim().minLength(3).maxLength(255),
+                        // value: vine.string().trim().minLength(3).maxLength(255),
+                        value: vine.string().trim().minLength(3).maxLength(255).validateReference({ typeField: 'type' }),
                         type: vine.enum(Object.values(ReferenceIdentifierTypes)),
                         relation: vine.enum(Object.values(RelationTypes)),
                         label: vine.string().trim().minLength(2).maxLength(255),