fix(settings): add showLineNumbers to SearchSettings and fix activityBarPosition reference (#343)

- Add showLineNumbers property to SearchSettings interface with default value true
- Fix MenuBar.tsx using activityBarLocation instead of activityBarPosition
- These changes prevent TypeScript errors and ensure settings components remain functional

Co-authored-by: Droid Agent <droid@factory.ai>

Author: echobt

cortex-gui/src/components/MenuBar.tsx

@@ -225,12 +225,12 @@ export function MenuBar(props: MenuBarProps = {}) {
   }
 
   // Settings accessors
-  const activityBarLocation = () => settingsCtx?.effectiveSettings().theme.activityBarLocation || "side";
+  const activityBarLocation = () => settingsCtx?.effectiveSettings().theme.activityBarPosition || "side";
   const menuBarVisibility = () => settingsCtx?.effectiveSettings().theme.menuBarVisibility || "classic";
 
   // Handlers for changing settings
   const setActivityBarLocation = async (location: ActivityBarLocation) => {
-    await settingsCtx?.updateThemeSetting("activityBarLocation", location);
+    await settingsCtx?.updateThemeSetting("activityBarPosition", location);
     closeMenu();
   };
 

cortex-gui/src/context/SettingsContext.tsx

@@ -289,6 +289,8 @@ export interface SearchSettings {
   useGlobalIgnoreFiles: boolean;
   followSymlinks: boolean;
   contextLines: number;
+  /** Show line numbers in search results */
+  showLineNumbers: boolean;
 }
 
 /** JavaScript debug settings */
@@ -768,6 +770,7 @@ const DEFAULT_SEARCH: SearchSettings = {
   useGlobalIgnoreFiles: true,
   followSymlinks: true,
   contextLines: 2,
+  showLineNumbers: true,
 };
 
 const DEFAULT_VARIABLE_VISUALIZERS: VariableVisualizerSettings = {