🖉 Update changelog with v0.9.0

Author: devlooped-bot

changelog.md

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+# Changelog
+
+## [v0.9.0](https://github.com/devlooped/go/tree/v0.9.0) (2026-07-07)
+
+[Full Changelog](https://github.com/devlooped/go/compare/ace053e6b074e06197461817b16bd6056d54fa6c...v0.9.0)
+
+:sparkles: Implemented enhancements:
+
+- Document cache cleaning and automatic cleanup [\#14](https://github.com/devlooped/go/pull/14) (@kzu)
+- Add 'clean --all' to wipe all cached apps [\#13](https://github.com/devlooped/go/pull/13) (@kzu)
+- Add 'clean' command and automatic cleanup of stale caches [\#10](https://github.com/devlooped/go/pull/10) (@kzu)
+- Add --r2r publish mode with unified stamp caching [\#8](https://github.com/devlooped/go/pull/8) (@kzu)
+- Implement `go` runner for .NET file-based apps with fast incremental rebuilds [\#5](https://github.com/devlooped/go/pull/5) (@kzu)
+
+:twisted_rightwards_arrows: Merged:
+
+- Add end-to-end tests for stamp-based cache hits [\#12](https://github.com/devlooped/go/pull/12) (@kzu)
+- Advisor/001 harden cache cleanup [\#11](https://github.com/devlooped/go/pull/11) (@kzu)
+- bench: add performance samples and simplified report [\#7](https://github.com/devlooped/go/pull/7) (@kzu)
+
+
+
+\* *This Changelog was automatically generated by [github_changelog_generator](https://github.com/github-changelog-generator/github-changelog-generator)*