OSAgent v0.1.0-rc15

Installer release for Windows, Linux, and macOS with bundled core and updater. Auto-updates are served from Cloudflare R2 via https://osa.fuckyourcdn.com/releases/latest.json.

Assets:

• osagent-linux-x86_64.deb
• osagent-linux-x86_64.deb.sha256
• osagent-macos-arm64.dmg
• osagent-macos-arm64.dmg.sha256
• osagent-windows-x86_64-setup.exe
• osagent-windows-x86_64-setup.exe.sha256
• release-manifest.json
• latest.json