fix(settings, yjs, ux, ci): default settings, y-leveldb restart resilience, dashboard one-click open, delete error handling, Playwright CI

frontend/src/pages/Dashboard.tsx

@@ -332,6 +332,7 @@ export function Dashboard({ onOpenProject }: DashboardProps) {
   const handleProjectCardClick = (projectId: string) => {
     setSelectedProjectId(projectId);
     setMobileInfoOpen(true);
+    onOpenProject(projectId);
   };
 
   const handleSaveProject = async () => {

frontend/src/services/api.ts

@@ -102,10 +102,11 @@ export async function createProject(token: string, name: string, description?: s
 }
 
 export async function deleteProject(token: string, id: string): Promise<void> {
-  await fetch(`${API_BASE}/api/projects/${id}`, {
+  const res = await fetch(`${API_BASE}/api/projects/${id}`, {
     method: 'DELETE',
     headers: { Authorization: `Bearer ${token}` },
   });
+  if (!res.ok) throw new Error('Failed to delete project');
 }
 
 export async function updateProject(token: string, id: string, updates: { name?: string; description?: string | null }): Promise<Project> {
@@ -225,10 +226,11 @@ export async function updateElement(token: string, elementId: string, patch: Par
 }
 
 export async function deleteElement(token: string, elementId: string): Promise<void> {
-  await fetch(`${API_BASE}/api/elements/${elementId}`, {
+  const res = await fetch(`${API_BASE}/api/elements/${elementId}`, {
     method: 'DELETE',
     headers: { Authorization: `Bearer ${token}` },
   });
+  if (!res.ok) throw new Error('Failed to delete element');
 }
 
 // ─── Layers ─────────────────────────────────────────────
@@ -259,10 +261,11 @@ export async function updateLayer(token: string, layerId: string, patch: Partial
 }
 
 export async function deleteLayer(token: string, layerId: string): Promise<void> {
-  await fetch(`${API_BASE}/api/layers/${layerId}`, {
+  const res = await fetch(`${API_BASE}/api/layers/${layerId}`, {
     method: 'DELETE',
     headers: { Authorization: `Bearer ${token}` },
   });
+  if (!res.ok) throw new Error('Failed to delete layer');
 }
 
 // ─── Blocks ─────────────────────────────────────────────
@@ -293,10 +296,11 @@ export async function updateBlock(token: string, blockId: string, patch: Partial
 }
 
 export async function deleteBlock(token: string, blockId: string): Promise<void> {
-  await fetch(`${API_BASE}/api/blocks/${blockId}`, {
+  const res = await fetch(`${API_BASE}/api/blocks/${blockId}`, {
     method: 'DELETE',
     headers: { Authorization: `Bearer ${token}` },
   });
+  if (!res.ok) throw new Error('Failed to delete block');
 }
 
 // ─── Composite: Load full project data ───────────────────
@@ -642,10 +646,11 @@ export async function renameGlobalFolder(token: string, id: string, name: string
 }
 
 export async function deleteGlobalFolder(token: string, id: string): Promise<void> {
-  await fetch(`${API_BASE}/api/global-folders/${id}`, {
+  const res = await fetch(`${API_BASE}/api/global-folders/${id}`, {
     method: 'DELETE',
     headers: { Authorization: `Bearer ${token}` },
   });
+  if (!res.ok) throw new Error('Failed to delete global folder');
 }
 
 // ─── Global Blocks ────────────────────────────────────────
@@ -694,10 +699,11 @@ export async function renameGlobalBlock(token: string, id: string, name: string)
 }
 
 export async function deleteGlobalBlock(token: string, id: string): Promise<void> {
-  await fetch(`${API_BASE}/api/global-blocks/${id}`, {
+  const res = await fetch(`${API_BASE}/api/global-blocks/${id}`, {
     method: 'DELETE',
     headers: { Authorization: `Bearer ${token}` },
   });
+  if (!res.ok) throw new Error('Failed to delete global block');
 }
 
 export { API_BASE };