Persistent shell support

packages/cli/src/config/config.ts

@@ -783,6 +783,7 @@ export async function loadCliConfig(
     useAlternateBuffer: settings.ui?.useAlternateBuffer,
     useRipgrep: settings.tools?.useRipgrep,
     enableInteractiveShell: settings.tools?.shell?.enableInteractiveShell,
+    enablePersistentShell: settings.tools?.shell?.enablePersistentShell,
     shellToolInactivityTimeout: settings.tools?.shell?.inactivityTimeout,
     enableShellOutputEfficiency:
       settings.tools?.shell?.enableShellOutputEfficiency ?? true,

packages/cli/src/config/settingsSchema.ts

@@ -1282,6 +1282,17 @@ const SETTINGS_SCHEMA = {
             `,
             showInDialog: true,
           },
+          enablePersistentShell: {
+            type: 'boolean',
+            label: 'Enable Persistent Shell',
+            category: 'Tools',
+            requiresRestart: true,
+            default: true,
+            description: oneLine`
+              Maintain a persistent shell session across commands to preserve environment variables, directory changes, and aliases.
+            `,
+            showInDialog: true,
+          },
           pager: {
             type: 'string',
             label: 'Pager',