File Metrics: Download Count

[ChengShi-1]

What this PR does / why we need it:

In file page, there is a section of File Metrics and include the number of downloads of the specific file

Which issue(s) this PR closes:

• Closes File Metrics Integration #1009

Special notes for your reviewer:

The use case getAllDownloadCount was added before, and the download count was added to the file metadata as as well

Suggestions on how to test this:

• Add a file to a dataset, and download to see if the number of download in file page increases

Does this PR introduce a user interface change? If mockups are available, please link/include them here:

Is there a release notes or changelog update needed for this change?:

Additional documentation:

[coveralls]

coverage: 97.351% (+0.008%) from 97.343% — 1009-file-metrics-integration into develop

[Copilot]

Pull request overview

Adds a File Metrics panel to the File page that displays the download count for the current file, backed by a new FileRepository.getFileDownloadCount method and localized strings, with component/E2E test coverage.

Changes:

• Add FileMetrics UI + useGetFileDownloadCount hook to fetch and render the file’s download count.
• Extend FileRepository and implement getFileDownloadCount in the JS Dataverse and mock repositories.
• Add component + E2E/integration tests and update i18n + changelog.

Reviewed changes

Copilot reviewed 15 out of 15 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
tests/e2e-integration/integration/files/FileJSDataverseRepository.spec.ts	Adds integration coverage for fetching download count.
tests/e2e-integration/e2e/sections/file/File.spec.tsx	Verifies download count appears/updates on the File page.
tests/component/sections/file/File.spec.tsx	Updates component test to expect metrics + repository call.
tests/component/sections/file/file-metrics/useGetFileDownloadCount.spec.tsx	Adds hook-level tests for loading/success/error cases.
src/stories/file/FileMockRepository.ts	Implements getFileDownloadCount in the story/mock repository.
src/sections/file/File.tsx	Renders FileMetrics on the File page.
src/sections/file/file-metrics/useGetFileDownloadCount.ts	New hook to fetch download count via repository + use case.
src/sections/file/file-metrics/FileMetrics.tsx	New UI component to display File Metrics + tooltips + skeleton.
src/sections/file/file-metrics/FileMetrics.module.scss	Styling for the File Metrics panel.
src/files/infrastructure/FileJSDataverseRepository.ts	Implements getFileDownloadCount using dataverse-client-javascript.
src/files/domain/useCases/getFileDownloadCount.ts	New domain use case wrapper for repository method.
src/files/domain/repositories/FileRepository.ts	Adds getFileDownloadCount to the repository interface.
public/locales/es/file.json	Spanish translations for File Metrics.
public/locales/en/file.json	English translations for File Metrics.
CHANGELOG.md	Changelog entry for File Metrics download count.

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