Reliability fixes:
- Fix race condition on uninitialized HTTP server in transport.go
- Add proper error logging for HTTP server startup errors
- Fix potential goroutine leak in process cleanup (xmrig_start.go)
- Propagate context to DB writes for proper timeout handling
Architecture improvements:
- Centralize GitHub version fetching via FetchLatestGitHubVersion()
- Add respondWithMiningError() helper for standardized API error responses
- Update XMRig and TTMiner to use centralized version fetcher
Documentation:
- Add CHANGELOG.md with release history
- Update FUTURE_IDEAS.md with demo GIF task
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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