feat: opencode release v1.18.9

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What's Changed

Core

Bugfixes

• Restored compatibility with legacy MCP SDK clients.

Desktop

Bugfixes

• Fixed a Solid cleanup crash that could break navigation in the desktop app.
• Fixed home session loading so the session list can update without suspending the whole page.

Improvements

• Removed the extra vertical borders from the V2 home projects view.
• Added an opt-in V2 desktop sidecar backed by the bundled CLI service.
• Added collapsible model provider sections in V2 settings.

Thank you to 1 community contributor:

• @roborew:
  • fix(desktop): patch @dnd-kit/solid to preserve core scroll plugins (#38119)

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Full Changelog: https://github.com/anomalyco/opencode/releases/tag/v1.18.9

This PR was created automatically by a scheduled workflow.

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Docker image size comparison

Image	Size
Baseline (main)	612MB
This PR	612MB
Difference	0B