v0.5.0

What's Changed

• [log] Add debug logging to githubhttp/visibility.go by @github-actions[bot] in #15420
• Upgrade workflows to gh-aw v0.93.2 by @lpcox in #15433
• Share Rust guard security-alert labels across response items by @lpcox with @Copilot in #15441
• Pin coverage improver to checksum-reviewed Copilot CLI by @lpcox with @Copilot in #15444
• Pin semantic refactoring workflow to checksum-reviewed Copilot CLI by @lpcox with @Copilot in #15446
• Pin Smoke Copilot CLI to a checksum-reviewed release by @lpcox with @Copilot in #15445
• Restore Nightly Schema Updater startup with compatible Copilot CLI selection by @lpcox with @Copilot in #15443
• Upgrade gh-aw workflows to v0.93.3 by @lpcox in #15464
• [test-improver] Improve tests for MCP sdk method dispatch by @github-actions[bot] in #15452
• [test] Add tests for server.callBackendPrompt guard failure paths by @github-actions[bot] in #15472
• Refresh stale gateway digest across Copilot smoke workflows by @lpcox with @Copilot in #15474
• Upgrade gh-aw workflows to v0.93.4 by @lpcox in #15512
• [test] Add tests for server.sysListServersHandler by @github-actions[bot] in #15514
• [test-improver] Improve tests for util AtomicWriteFile by @github-actions[bot] in #15480
• Replace unavailable model in Nightly Schema Updater by @lpcox with @Copilot in #15497
• Tighten DIFC labeling for GitHub read metadata by @lpcox with @Copilot in #15496
• Align proxy response handling with access policy by @lpcox with @Copilot in #15532

Full Changelog: v0.4.37...v0.5.0