feat(staff): Restrict staff permissions and add schedule view

- Backend: Restrict staff from accessing resources, customers, services, and tasks APIs
- Frontend: Hide management sidebar links from staff members
- Add StaffSchedule page with vertical timeline view of appointments
- Add StaffHelp page with staff-specific documentation
- Return linked_resource_id and can_edit_schedule in user profile for staff

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

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

frontend/src/App.tsx

@@ -35,6 +35,7 @@ const TermsOfServicePage = React.lazy(() => import('./pages/marketing/TermsOfSer
 
 // Import pages
 const Dashboard = React.lazy(() => import('./pages/Dashboard'));
+const StaffSchedule = React.lazy(() => import('./pages/StaffSchedule'));
 const Scheduler = React.lazy(() => import('./pages/Scheduler'));
 const Customers = React.lazy(() => import('./pages/Customers'));
 const Settings = React.lazy(() => import('./pages/Settings'));
@@ -97,6 +98,7 @@ const HelpSettingsAuth = React.lazy(() => import('./pages/help/HelpSettingsAuth'
 const HelpSettingsBilling = React.lazy(() => import('./pages/help/HelpSettingsBilling'));
 const HelpSettingsQuota = React.lazy(() => import('./pages/help/HelpSettingsQuota'));
 const HelpComprehensive = React.lazy(() => import('./pages/help/HelpComprehensive'));
+const StaffHelp = React.lazy(() => import('./pages/help/StaffHelp'));
 const PlatformSupport = React.lazy(() => import('./pages/PlatformSupport')); // Import Platform Support page (for businesses to contact SmoothSchedule)
 const PluginMarketplace = React.lazy(() => import('./pages/PluginMarketplace')); // Import Plugin Marketplace page
 const MyPlugins = React.lazy(() => import('./pages/MyPlugins')); // Import My Plugins page
@@ -667,9 +669,29 @@ const AppContent: React.FC = () => {
               path="/"
               element={user.role === 'resource' ? <ResourceDashboard /> : <Dashboard />}
             />
+            {/* Staff Schedule - vertical timeline view */}
+            <Route
+              path="/my-schedule"
+              element={
+                hasAccess(['staff']) ? (
+                  <StaffSchedule user={user} />
+                ) : (
+                  <Navigate to="/" />
+                )
+              }
+            />
             <Route path="/scheduler" element={<Scheduler />} />
             <Route path="/tickets" element={<Tickets />} />
-            <Route path="/help" element={<HelpComprehensive />} />
+            <Route
+              path="/help"
+              element={
+                user.role === 'staff' ? (
+                  <StaffHelp user={user} />
+                ) : (
+                  <HelpComprehensive />
+                )
+              }
+            />
             <Route path="/help/guide" element={<HelpGuide />} />
             <Route path="/help/ticketing" element={<HelpTicketing />} />
             <Route path="/help/api" element={<HelpApiDocs />} />
@@ -752,7 +774,7 @@ const AppContent: React.FC = () => {
             <Route
               path="/customers"
               element={
-                hasAccess(['owner', 'manager', 'staff']) ? (
+                hasAccess(['owner', 'manager']) ? (
                   <Customers onMasquerade={handleMasquerade} effectiveUser={user} />
                 ) : (
                   <Navigate to="/" />
@@ -762,7 +784,7 @@ const AppContent: React.FC = () => {
             <Route
               path="/services"
               element={
-                hasAccess(['owner', 'manager', 'staff']) ? (
+                hasAccess(['owner', 'manager']) ? (
                   <Services />
                 ) : (
                   <Navigate to="/" />
@@ -772,7 +794,7 @@ const AppContent: React.FC = () => {
             <Route
               path="/resources"
               element={
-                hasAccess(['owner', 'manager', 'staff']) ? (
+                hasAccess(['owner', 'manager']) ? (
                   <Resources onMasquerade={handleMasquerade} effectiveUser={user} />
                 ) : (
                   <Navigate to="/" />