feat: harden local shell, SFTP, and desktop session reliability

Finder-launched terminals now inherit a login PATH so tools like ollama resolve, destructive SFTP/editor actions require confirmation, and terminal search plus window dragging work again. SSH forwards and RDP sessions keep listeners and survive reconnect without FastPath crashes.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/components/settings/AiProviderSettings.tsx

@@ -202,7 +202,7 @@ export default function AiProviderSettings() {
             <optgroup key={familyId} label={t(`ai.family.${familyId}`)}>
               {presetsByFamily(familyId).map((preset) => (
                 <option key={preset.id} value={preset.id}>
-                  {preset.name}
+                  {preset.id === 'custom' ? t('ai.family.custom') : preset.name}
                 </option>
               ))}
             </optgroup>