Initial commit: Memind H5 portal with MindSpace, Plaza, and agent jobs.

Track application source and tests; exclude local env, user workspaces, and runtime data via .gitignore.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/context/ChatProvider.tsx

@@ -0,0 +1,47 @@
+import { createContext, useContext, type ReactNode } from 'react';
+import { RechargeModal } from '../components/RechargeModal';
+import { useTKMindChat } from '../hooks/useTKMindChat';
+import type { CapabilityMap, PortalUser } from '../types';
+
+type ChatContextValue = ReturnType<typeof useTKMindChat>;
+
+const ChatContext = createContext<ChatContextValue | null>(null);
+
+export function ChatProvider({
+  user,
+  capabilities,
+  onUserUpdate,
+  children,
+}: {
+  user?: PortalUser | null;
+  capabilities?: CapabilityMap | null;
+  onUserUpdate?: (user: PortalUser) => void;
+  children: ReactNode;
+}) {
+  const chat = useTKMindChat(user, onUserUpdate, capabilities);
+
+  return (
+    <ChatContext.Provider value={chat}>
+      {children}
+      {typeof chat.balanceCents === 'number' && chat.rechargePrompt && (
+        <RechargeModal
+          open={chat.rechargePrompt}
+          force={chat.rechargeForced}
+          balanceCents={chat.balanceCents}
+          onClose={chat.dismissRecharge}
+          onSuccess={(nextBalance) => {
+            chat.completeRecharge(nextBalance);
+          }}
+        />
+      )}
+    </ChatContext.Provider>
+  );
+}
+
+export function useChat(): ChatContextValue {
+  const value = useContext(ChatContext);
+  if (!value) {
+    throw new Error('useChat must be used within ChatProvider');
+  }
+  return value;
+}