feat(frontend): add public landing page

src/context/WorkspaceContext.tsx

@@ -15,13 +15,15 @@ interface WorkspaceContextType {
   isLoading: boolean
 }
 
-const WorkspaceContext = createContext<WorkspaceContextType | undefined>(undefined)
-
-export const useWorkspace = () => {
-  const context = useContext(WorkspaceContext)
-  if (!context) throw new Error("useWorkspace must be used within a WorkspaceProvider")
-  return context
-}
+const WorkspaceContext = createContext<WorkspaceContextType | undefined>(undefined)
+
+export const useWorkspace = () => {
+  const context = useContext(WorkspaceContext)
+  if (!context) throw new Error("useWorkspace must be used within a WorkspaceProvider")
+  return context
+}
+
+export const useOptionalWorkspace = () => useContext(WorkspaceContext)
 
 export const WorkspaceProvider = ({ children }: { children: ReactNode }) => {
   const { t } = useTranslation()