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17-task TDD plan for rewriting the installer to fetch binaries from releases/ClaudeDo on git.kuns.dev. Covers InstallManifest, ReleaseClient, InstallModeDetector, DownloadAndExtractStep, Config/Repair/Uninstall, and the publish-time single-file self-contained settings. Workflow file is out of scope (handled by VPS Claude). Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>