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See merge request !5

fix(auth): implement localStorage bearer token fallback to resolve cross-site redirect loop

See merge request !4

feat(api-keys): add API key management interface

See merge request !1

feat: implement frontend core features including authentication, protected routes, and crawl job dashboard management

- Update API_BASE_URL to http://171.247.68.96:4011/api/v1
- Implement Users page: CRUD (list, create, update, delete) with pagination and search
- Implement Logs page: audit logs with userId/action filter, expandable details, pagination
- Support URL_LIST mode in Dashboard create job form (textarea for batch URLs)
- Fix unused mimeType param in JobDetail to pass TypeScript strict check