fix: don't clear last visited page on logout

The last visited page should persist across logout/login cycles so users
return to where they were. Only auth tokens should be cleared on logout.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

static/vendor/js/init-alpine.js

@@ -120,12 +120,12 @@ function data() {
                 console.error('⚠️ Logout API error (continuing anyway):', error);
             } finally {
                 // Clear vendor tokens only (not admin or customer tokens)
+                // Keep vendor_last_visited_page so user returns to same page after login
                 console.log('🧹 Clearing vendor tokens...');
                 localStorage.removeItem('vendor_token');
                 localStorage.removeItem('vendor_user');
                 localStorage.removeItem('currentUser');
                 localStorage.removeItem('vendorCode');
-                localStorage.removeItem('vendor_last_visited_page');
                 // Note: Do NOT use localStorage.clear() - it would clear admin/customer tokens too
 
                 console.log('🔄 Redirecting to login...');