TrueGrowth/openspec/changes/add-desktop-auto-updates/tasks.md

1. Implementation

• 1.1 Add electron-updater dependency.
• 1.2 Configure electron-builder generic publishing at the TrueGrowth stable update URL.
• 1.3 Implement Electron update state, events, manual checks, download, and restart-install commands.
• 1.4 Expose a safe preload update bridge to the renderer.
• 1.5 Add Workbench update entry and dialog with light/dark styling.
• 1.6 Add release manifest generation/verification tooling for 1Panel upload.

2. Validation

• 2.1 Run Electron main/preload syntax checks.
• 2.2 Run web typecheck for the Workbench UI.
• 2.3 Run the release manifest script with a fixture release directory.
• 2.4 Validate OpenSpec change if the openspec CLI is available. (openspec was not found in PATH.)