fix: app version form now uses POST redirect with flash message instead of AJAX

src/Controllers/AdminController.php

@@ -227,7 +227,8 @@ class AdminController
                 }
             }
             $this->auditService->log('app_version_updated', 'App version config updated');
-            $this->view->json(['success' => true, 'message' => 'App version updated successfully.']);
+            Session::setFlash('success', 'App version updated successfully.');
+            $this->view->redirect('/admin/app-version');
             return;
         }
 

views/admin/app_version.php

@@ -9,7 +9,7 @@
 
 <div class="card">
     <div class="card-body">
-        <form id="versionForm">
+        <form method="POST" action="/admin/app-version">
             <input type="hidden" name="_csrf_token" value="<?= $this->csrfToken() ?>">
 
             <div class="form-group">
@@ -52,35 +52,3 @@
         </form>
     </div>
 </div>
-
-<script>
-document.getElementById('versionForm').addEventListener('submit', function(e) {
-    e.preventDefault();
-    const btn = this.querySelector('button[type="submit"]');
-    btn.disabled = true;
-    btn.innerHTML = '<i class="fas fa-spinner fa-spin"></i> Saving...';
-
-    fetch('/admin/app-version', {
-        method: 'POST',
-        headers: {
-            'X-CSRF-Token': document.querySelector('meta[name="csrf-token"]')?.content || '',
-        },
-        body: new URLSearchParams(new FormData(this)),
-    })
-    .then(r => r.json())
-    .then(data => {
-        if (data.success) {
-            showToast('success', data.message);
-        } else {
-            showToast('error', data.message);
-        }
-        btn.disabled = false;
-        btn.innerHTML = '<i class="fas fa-save"></i> Save Version';
-    })
-    .catch(() => {
-        showToast('error', 'Failed to save version');
-        btn.disabled = false;
-        btn.innerHTML = '<i class="fas fa-save"></i> Save Version';
-    });
-});
-</script>