Add confirmation modal for project deletion

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/App.css

@@ -176,6 +176,60 @@ h2 {
   background: #e74c3c;
 }
 
+.modal-overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background: rgba(0, 0, 0, 0.5);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  z-index: 100;
+}
+
+.modal {
+  background: white;
+  border-radius: 8px;
+  padding: 1.5rem 2rem;
+  min-width: 300px;
+  text-align: center;
+}
+
+.modal p {
+  font-size: 1.1rem;
+  margin-bottom: 1.5rem;
+}
+
+.modal-actions {
+  display: flex;
+  gap: 0.75rem;
+  justify-content: center;
+}
+
+.modal-actions button {
+  padding: 0.5rem 1.25rem;
+  font-size: 1rem;
+  cursor: pointer;
+  border: 1px solid #ccc;
+  border-radius: 4px;
+  background: #333;
+  color: white;
+}
+
+.modal-actions button:hover {
+  background: #555;
+}
+
+.modal-actions button.danger {
+  background: #c0392b;
+}
+
+.modal-actions button.danger:hover {
+  background: #e74c3c;
+}
+
 .vpn-block {
   display: flex;
   justify-content: center;

frontend/src/App.tsx

@@ -11,6 +11,28 @@ import {
 } from "./api";
 import "./App.css";
 
+function ConfirmModal({
+  message,
+  onConfirm,
+  onCancel,
+}: {
+  message: string;
+  onConfirm: () => void;
+  onCancel: () => void;
+}) {
+  return (
+    <div className="modal-overlay" onClick={onCancel}>
+      <div className="modal" onClick={(e) => e.stopPropagation()}>
+        <p>{message}</p>
+        <div className="modal-actions">
+          <button onClick={onCancel}>Отмена</button>
+          <button className="danger" onClick={onConfirm}>Удалить</button>
+        </div>
+      </div>
+    </div>
+  );
+}
+
 function ProjectList({
   onSelect,
 }: {
@@ -18,6 +40,7 @@ function ProjectList({
 }) {
   const [projects, setProjects] = useState<ProjectMeta[]>([]);
   const [name, setName] = useState("");
+  const [deleteId, setDeleteId] = useState<number | null>(null);
 
   const load = async () => {
     setProjects(await fetchProjects());
@@ -56,10 +79,9 @@ function ProjectList({
             </span>
             <button
               className="project-delete"
-              onClick={async (e) => {
+              onClick={(e) => {
                 e.stopPropagation();
-                await deleteProject(p.id);
-                await load();
+                setDeleteId(p.id);
               }}
             >
               X
@@ -67,6 +89,17 @@ function ProjectList({
           </div>
         ))}
       </div>
+      {deleteId !== null && (
+        <ConfirmModal
+          message="Удалить проект?"
+          onCancel={() => setDeleteId(null)}
+          onConfirm={async () => {
+            await deleteProject(deleteId);
+            setDeleteId(null);
+            await load();
+          }}
+        />
+      )}
     </>
   );
 }
@@ -84,6 +117,7 @@ function ProjectPage({
   const [content, setContent] = useState("");
   const [file, setFile] = useState<File | null>(null);
   const [saving, setSaving] = useState(false);
+  const [showDeleteModal, setShowDeleteModal] = useState(false);
   const fileInputRef = useRef<HTMLInputElement>(null);
 
   useEffect(() => {
@@ -184,8 +218,15 @@ function ProjectPage({
         {project.file_name && (
           <button onClick={handleDownload}>Download file</button>
         )}
-        <button className="danger" onClick={handleDelete}>Delete</button>
+        <button className="danger" onClick={() => setShowDeleteModal(true)}>Delete</button>
       </div>
+      {showDeleteModal && (
+        <ConfirmModal
+          message="Удалить проект?"
+          onCancel={() => setShowDeleteModal(false)}
+          onConfirm={handleDelete}
+        />
+      )}
     </>
   );
 }