MCPとGitHub Actionsで実現するAntigravity開発ワークフローの完全自動化

{
  "mcpServers": {
    "github": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-github"],
      "env": {
        "GITHUB_PERSONAL_ACCESS_TOKEN": "${GITHUB_TOKEN}"
      }
    },
    "filesystem": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-filesystem", "/workspace"]
    }
  }
}

name: Antigravity PR Review
 
on:
  pull_request:
    types: [opened, synchronize]
 
jobs:
  ai-review:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
 
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v44
 
      - name: Run Antigravity Review
        uses: antigravitylab/review-action@v2
        with:
          api-key: ${{ secrets.ANTIGRAVITY_API_KEY }}
          changed-files: ${{ steps.changed-files.outputs.all_changed_files }}
          review-depth: "thorough"
          post-comment: true

name: Auto-generate Tests
 
on:
  push:
    branches: [main]
    paths:
      - 'src/**/*.ts'
      - 'src/**/*.tsx'
 
jobs:
  generate-tests:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - uses: actions/checkout@v4
 
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '22'
 
      - name: Install dependencies
        run: npm ci
 
      - name: Generate tests with Antigravity
        id: generate
        run: |
          npx antigravity generate-tests \
            --changed-since HEAD~1 \
            --output-dir __tests__ \
            --framework vitest \
            --coverage-target 80
 
      - name: Create PR with generated tests
        if: steps.generate.outputs.tests_generated == 'true'
        uses: peter-evans/create-pull-request@v6
        with:
          title: "test: Auto-generated tests by Antigravity"
          body: |
            このPRはAntigravityによって自動生成されたテストを含みます。
            生成されたテストを確認し、必要に応じて修正してください。
          branch: "antigravity/auto-tests"
          labels: "automated, tests"

name: Auto-update Documentation
 
on:
  push:
    branches: [main]
    paths:
      - 'src/api/**'
      - 'src/types/**'
 
jobs:
  update-docs:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
 
      - name: Update API docs with Antigravity
        run: |
          npx antigravity update-docs \
            --source src/api \
            --output docs/api \
            --format mdx \
            --include-examples \
            --language ja,en

import { GoogleGenerativeAI } from "@google/generative-ai";
import { AntigravityClient } from "@antigravitylab/client";
 
const genAI = new GoogleGenerativeAI(process.env.GEMINI_API_KEY!);
const antigravity = new AntigravityClient(process.env.ANTIGRAVITY_API_KEY!);
 
async function analyzeArchitecturalImpact(prNumber: number) {
  // Antigravityでコード変更を取得
  const changes = await antigravity.getPRChanges(prNumber);
  const codebaseContext = await antigravity.getCodebaseContext({
    depth: "full",
    includeTests: true,
  });
 
  // Geminiで広範な影響分析
  const model = genAI.getGenerativeModel({ model: "gemini-2.0-pro" });
  const result = await model.generateContent([
    {
      text: `以下のコード変更がアーキテクチャ全体に与える影響を分析してください：\n\n${JSON.stringify(changes)}\n\nコードベースコンテキスト：\n${codebaseContext}`,
    },
  ]);
 
  return result.response.text();
}