feat(desktop): add keep-awake setting

packages/web/server/lib/opencode/settings-helpers.js

@@ -178,6 +178,9 @@ export const createSettingsHelpers = (dependencies) => {
     if (typeof candidate.desktopLanAccessEnabled === 'boolean') {
       result.desktopLanAccessEnabled = candidate.desktopLanAccessEnabled;
     }
+    if (typeof candidate.desktopKeepAwakeEnabled === 'boolean') {
+      result.desktopKeepAwakeEnabled = candidate.desktopKeepAwakeEnabled;
+    }
     if (typeof candidate.desktopUiPassword === 'string') {
       result.desktopUiPassword = candidate.desktopUiPassword.trim();
     }

packages/web/server/lib/opencode/settings-helpers.test.js

@@ -89,6 +89,17 @@ describe('settings helpers', () => {
     });
   });
 
+  it('accepts desktopKeepAwakeEnabled as a persisted shared setting', () => {
+    const helpers = createTestHelpers();
+
+    expect(helpers.sanitizeSettingsUpdate({ desktopKeepAwakeEnabled: true })).toEqual({
+      desktopKeepAwakeEnabled: true,
+    });
+    expect(helpers.sanitizeSettingsUpdate({ desktopKeepAwakeEnabled: false })).toEqual({
+      desktopKeepAwakeEnabled: false,
+    });
+  });
+
   it('accepts desktopUiPassword as a persisted shared setting', () => {
     const helpers = createTestHelpers();