Files
socaichat/langgraph/src/agent/open-code/nodes/plan-code/step-3.txt
T
gongzhiyongandClaude Sonnet 4.6 ac388b3c07 feat: add langgraph/ — LangGraph.js gen-ui server with CI/CD to Azure Container App
## Azure Resources Created
- ACR: socsocacr.azurecr.io (Operation, southeastasia)
- Container App Environment: soc-cae (Operation, southeastasia)
- Container App: soc-langgraph (Operation, southeastasia, port 2024)
  - Scale: 0-2 replicas, 0.5 vCPU / 1GB
  - Registry: socsocacr.azurecr.io (system-assigned managed identity)
- OIDC: oidc-msi-8ac6 granted Contributor on Operation resource group

## What's included
- Full langgraphjs-gen-ui-examples codebase under langgraph/
- Dockerfile: node:20-slim + pnpm, exposes port 2024
- .dockerignore, .gitignore
- GitHub Actions: .github/workflows/deploy-langgraph.yml
  - Trigger: push to main, paths langgraph/**
  - Uses az acr build (cloud build, no local Docker needed)
  - Deploys to soc-langgraph Container App

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>
2026-04-10 04:01:06 +08:00

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```tsx
// src/context/TodoContext.tsx
import React, { createContext, useContext, useReducer } from 'react';
type Todo = { id: string; text: string; completed: boolean; };
type TodoState = { todos: Todo[]; };
type TodoAction =
| { type: 'ADD_TODO'; payload: string }
| { type: 'TOGGLE_TODO'; payload: string }
| { type: 'DELETE_TODO'; payload: string };
const TodoContext = createContext<{
state: TodoState;
dispatch: React.Dispatch<TodoAction>;
} | undefined>(undefined);
export const TodoProvider: React.FC<{ children: React.ReactNode }> = ({ children }) => {
const [state, dispatch] = useReducer(todoReducer, { todos: [] });
return <TodoContext.Provider value={{ state, dispatch }}>{children}</TodoContext.Provider>;
};
```