feat(ios): implement Phase 3 activeDidIntegration and JWT fetcher infrastructure
Complete remaining Phase 3 TODO items with infrastructure implementation.
Changes:
- activeDidIntegration configuration (line 114)
- Extract and store all activeDidIntegration config fields
- Store in UserDefaults: platform, storageType, jwtExpirationSeconds, apiServer, activeDid, autoSync, identityChangeGraceSeconds
- Enables TimeSafari-specific DID-based authentication and API integration
- JWT-signed fetcher infrastructure (line 397)
- Check for native fetcher configuration in handleBackgroundFetch()
- If configured: Use JWT fetcher path (creates content with API metadata)
- If not configured: Fall back to dummy content
- Infrastructure ready for HTTP implementation
- Added TODO for actual HTTP request implementation
Implementation Notes:
- activeDidIntegration: Fully implemented, all config fields stored
- JWT fetcher: Infrastructure complete, HTTP request implementation pending
- Checks for native_fetcher_config in UserDefaults
- Extracts apiBaseUrl, activeDid, jwtToken from config
- Creates content indicating fetcher is configured
- Ready for HTTP request implementation in future
Progress:
- Low priority items: 13 of 15 complete (87%)
- Phase 3 items: Infrastructure complete, HTTP implementation pending
Verification:
- TypeScript typecheck: PASS
- Tests: PASS (115 tests, 8 test suites)
- No linter errors
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