Add invite links

frontend/src/store/auth.ts

@@ -9,21 +9,25 @@ interface AuthState {
   isAuthenticated: boolean
   isLoading: boolean
   error: string | null
+  pendingInviteCode: string | null
 
   login: (data: LoginData) => Promise<void>
   register: (data: RegisterData) => Promise<void>
   logout: () => void
   clearError: () => void
+  setPendingInviteCode: (code: string | null) => void
+  consumePendingInviteCode: () => string | null
 }
 
 export const useAuthStore = create<AuthState>()(
   persist(
-    (set) => ({
+    (set, get) => ({
       user: null,
       token: null,
       isAuthenticated: false,
       isLoading: false,
       error: null,
+      pendingInviteCode: null,
 
       login: async (data) => {
         set({ isLoading: true, error: null })
@@ -77,6 +81,14 @@ export const useAuthStore = create<AuthState>()(
       },
 
       clearError: () => set({ error: null }),
+
+      setPendingInviteCode: (code) => set({ pendingInviteCode: code }),
+
+      consumePendingInviteCode: () => {
+        const code = get().pendingInviteCode
+        set({ pendingInviteCode: null })
+        return code
+      },
     }),
     {
       name: 'auth-storage',
@@ -84,6 +96,7 @@ export const useAuthStore = create<AuthState>()(
         user: state.user,
         token: state.token,
         isAuthenticated: state.isAuthenticated,
+        pendingInviteCode: state.pendingInviteCode,
       }),
     }
   )