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feat(backend): 将后端全量迁移至 TypeScript（strict） #2

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Merged
knqiufan merged 12 commits into from
Jul 11, 2026
Merged

feat(backend): 将后端全量迁移至 TypeScript（strict） #2

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9e6633b
build(backend): Phase 0 — TypeScript infrastructure
knqiufan Jul 11, 2026
73ed803
build(backend): Phase 1 — migrate utils layer to TypeScript
knqiufan Jul 11, 2026
556da11
build(backend): Phase 2 — migrate config layer to TypeScript
knqiufan Jul 11, 2026
795d97f
build(backend): Phase 3 — migrate models layer to TypeScript
knqiufan Jul 11, 2026
1a76bd7
build(backend): rework Phase 3 models to class-based pattern
knqiufan Jul 11, 2026
7189529
build(backend): Phase 4 — migrate services layer to TypeScript
knqiufan Jul 11, 2026
89ad14a
build(backend): Phase 5 — migrate middleware layer to TypeScript
knqiufan Jul 11, 2026
6384e08
build(backend): Phase 6 — migrate routes layer to TypeScript
knqiufan Jul 11, 2026
457f659
build(backend): Phase 7 — migrate entry + prompts to TypeScript
knqiufan Jul 11, 2026
d223991
build(backend): Phase 8 — migrate test files to TypeScript
knqiufan Jul 11, 2026
09afd1f
build(backend): Phase 9 — enable strict mode
knqiufan Jul 11, 2026
06193ca
chore: add HANDOFF.md to .gitignore
knqiufan Jul 11, 2026
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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ docs/
doc/
uploads/
backend/uploads/
HANDOFF.md

# Environment variables (may contain secrets)
.env
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10 changes: 6 additions & 4 deletions Dockerfile
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Expand Up @@ -5,9 +5,11 @@ WORKDIR /app
# 启用 pnpm（与项目包管理一致）
RUN corepack enable && corepack prepare pnpm@latest --activate

# 先复制后端代码（.dockerignore 已排除 node_modules），再安装依赖
# 先复制后端代码（.dockerignore 已排除 node_modules），安装全部依赖（含 typescript/tsx 以便编译）
COPY backend/ ./backend/
RUN cd backend && pnpm install --prod
RUN cd backend && pnpm install
# 编译 TypeScript -> dist/（生产运行 dist/index.js）
RUN cd backend && pnpm run build

# 再复制前端代码，安装依赖并构建（同源部署时 API 使用相对路径）
COPY frontend/ ./frontend/
Expand All @@ -26,5 +28,5 @@ EXPOSE 3000
HEALTHCHECK --interval=30s --timeout=5s --start-period=15s --retries=3 \
CMD node -e "fetch('http://localhost:3000/health').then(r=>r.ok?process.exit(0):process.exit(1)).catch(()=>process.exit(1))"

# 从项目根 /app 启动后端（后端通过 __dirname 解析 backend/.env 路径）
CMD ["node", "backend/src/index.js"]
# 从项目根 /app 启动后端（运行 tsc 编译产物 dist/index.js，后端通过 __dirname 解析 backend/.env 路径）
CMD ["node", "backend/dist/index.js"]
13 changes: 11 additions & 2 deletions backend/package.json
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Expand Up @@ -4,8 +4,10 @@
"description": "",
"main": "index.js",
"scripts": {
"start": "cross-env NODE_ENV=production node src/index.js",
"dev": "cross-env NODE_ENV=development node src/index.js",
"start": "cross-env NODE_ENV=production node dist/index.js",
"dev": "cross-env NODE_ENV=development tsx watch src/index.ts",
"build": "tsc -p tsconfig.build.json",
"typecheck": "tsc --noEmit",
"test": "vitest run",
"test:watch": "vitest",
"test:coverage": "vitest run --coverage"
Expand Down Expand Up @@ -36,8 +38,15 @@
"uuid": "^13.0.0"
},
"devDependencies": {
"@types/cors": "^2.8.19",
"@types/express": "^5.0.6",
"@types/jsonwebtoken": "^9.0.10",
"@types/multer": "^2.2.0",
"@types/node": "^26.1.1",
"@vitest/coverage-v8": "^3.1.1",
"cross-env": "^7.0.3",
"tsx": "^4.23.0",
"typescript": "^7.0.2",
"vitest": "^3.1.1"
}
}
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