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Somnia 12.2.0-beta.4
Pre-release
Pre-release
Somnia 12.2.0-beta.4 (pre-release)
Built from a fully green CI run (frontend, native, macOS, Windows, Windows ARM64, Linux ARM64, all four CLI jobs, cli-checksums) on commit cef5876.
Highlights
- Signed auto-update on the alpha and beta channels: the update pill installs signed prerelease builds in-app, with per-channel manifests and full SemVer comparison.
- Native Windows ARM64 application and CLI builds for Windows-on-ARM PCs.
- Native Linux ARM64 deb package and CLI archive.
- Settings transfer: versioned, classified setup export/import with Merge/Replace review, restore point and rollback; secrets and permissions are never exported.
- Provider reasoning replay for xAI, Meta and DeepSeek, and Grok (xAI), Meta and DeepSeek in the CLI task-engine sidecar.
- Studio lifecycle core: warm/suspended/evicted states with session checkpoints and a new Settings > Advanced > Performance section.
- Per-studio layout restore across restarts.
Fixes
- Vibe Space and studio shell regression fixes (inline SVG inspector, strict SVG replacement, video session notifications).
- Architecture-specific artifact names and release checksum coverage keep x64 and ARM64 downloads separate. Existing x64 names stay unchanged.
- Windows ARM64 git test isolation fixed for the windows-11-arm runner.
Known issues
- Installers remain unsigned; SmartScreen and Gatekeeper can warn. The Windows ARM64 NSIS starter runs through x86 emulation, but the application payload is native ARM64.
- Linux ARM64 ships a deb package, not an AppImage. Manual installation only.
- ARM64 device tests (GUI and installer behavior on real hardware) are not covered by CI compilation and header checks.
- No Intel macOS build. No Store ARM64 package or ARM updater feed in this pipeline.
- Deploy, frameworks and the Somnia CLI remain experimental.
Install
- macOS:
Somnia_12.2.0_aarch64.dmg(Apple Silicon only, ad-hoc signed, not notarized; right-click > Open on first launch). - Windows x64:
Somnia-v12.2.0-beta.4-x64-setup.exeor-x64.msi. Windows ARM64:Somnia-v12.2.0-beta.4-arm64-setup.exeor-arm64.msi. - Linux x64:
.deband.AppImage. Linux ARM64:Somnia-v12.2.0-beta.4-arm64.debwith apt on a compatible ARM64 system with the required GTK/WebKit libraries. - CLI archives (Linux/Windows, x86_64 and aarch64) are attached (
somnia-cli-*); keepsidecar/next to the binary and install Node 20+ and git on PATH.
Checksums
SHA256SUMS.txt covers every desktop installer and CLI archive in this release. Use the line for the exact file you downloaded. Linux: sha256sum -c SHA256SUMS.txt --ignore-missing; Windows: Get-FileHash <file> -Algorithm SHA256.