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feat: 后端接线上 React 构建产物,legacy 模板降级为兜底
为什么:前端迁移到 Vite 后,首页应直接返回 frontend/dist/index.html 字节(golden 口径随之变为构建产物原样字节),仅当 dist 未构建时 回退 Jinja2 渲染的 legacy 模板。同步挂载 /assets 静态目录、排除 frontend 的 node_modules/tsbuildinfo 入库、docker 构建只带 dist 不带源码、ruff/pyright 排除 frontend 目录(TS 侧由 tsc+vite 把关)。
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@@ -42,3 +42,10 @@ _css_ok.txt
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云村小助手-网站开关.bat
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_audit_work/
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venv/
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# 前端源码与依赖不进镜像(dist 构建产物保留,后端直接服务它)
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frontend/node_modules/
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frontend/src/
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frontend/index.html
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frontend/package*.json
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frontend/tsconfig.json
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frontend/vite.config.ts
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@@ -20,6 +20,11 @@ __pycache__
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# _mkpkg.py 会在项目根写入打包标记文件(内容为文件数/体积或 public 标记)
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_pkg_ok.txt
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# 前端工程:node_modules 不进库;dist 构建产物必须提交(后端直接服务它,
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# Docker COPY . . 无需 node 即可工作)
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frontend/node_modules/
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frontend/*.tsbuildinfo
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# 运行时敏感数据与私有文档——公开包买家若将本项目纳入 git 管理,
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# 以下内容绝不能进版本库(用户数据库/网易云 Cookie/日志/审计文档)
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data/
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+2
-2
@@ -38,7 +38,7 @@ package = false
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[tool.ruff]
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target-version = "py312"
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line-length = 120
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extend-exclude = [".venv", ".zcode", "templates", "static", "data"]
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extend-exclude = [".venv", ".zcode", "templates", "static", "frontend", "data"]
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[tool.ruff.lint]
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# E/F 基础错误、I 导入排序、B bugbear、UP 升级、C4 推导式、ASYNC 异步陷阱、S 安全、RUF
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@@ -90,7 +90,7 @@ include = [
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"music_downloader",
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"_mkpkg.py",
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]
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exclude = [".venv", ".zcode", "data", "downloads", "templates", "static"]
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exclude = [".venv", ".zcode", "data", "downloads", "templates", "static", "frontend"]
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venvPath = "."
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venv = ".venv"
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pythonVersion = "3.12"
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@@ -114,6 +114,15 @@ def create_app(api_prefix: str = '', *, start_monitor: bool = True) -> FastAPI:
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if _static_dir.is_dir():
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app.mount('/static', StaticFiles(directory=str(_static_dir)), name='static')
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# React 构建产物(vite build → frontend/dist,hash 指纹资源挂 /assets)
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_dist_dir = Path(__file__).resolve().parent.parent / 'frontend' / 'dist'
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if (_dist_dir / 'assets').is_dir():
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app.mount(
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'/assets',
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StaticFiles(directory=str(_dist_dir / 'assets')),
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name='assets',
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)
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# 业务路由:统一挂到 api_prefix(默认空前缀,即前端使用的根路径)
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app.include_router(system_router.router, prefix=api_prefix, tags=['system'])
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app.include_router(site_router.router, prefix=api_prefix, tags=['site'])
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+21
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@@ -1,8 +1,9 @@
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# -*- coding: utf-8 -*-
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"""首页与静态资源。
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- GET / 首页:渲染 templates/index.html,禁止缓存
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- 静态资源由 Starlette StaticFiles 挂载 /static(见 web/app.py)
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- GET / 首页:优先服务 React 构建产物 frontend/dist/index.html;
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dist 未构建时回退旧版 templates/index.html(平滑过渡)
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- 静态资源由 Starlette StaticFiles 挂载 /assets 与 /static(见 web/app.py)
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"""
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from pathlib import Path
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@@ -11,24 +12,28 @@ from fastapi.responses import HTMLResponse
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router = APIRouter()
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_TEMPLATE = Path(__file__).resolve().parent.parent.parent / 'templates' / 'index.html'
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_PROJECT_ROOT = Path(__file__).resolve().parent.parent.parent
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_DIST_INDEX = _PROJECT_ROOT / 'frontend' / 'dist' / 'index.html'
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_LEGACY_TEMPLATE = _PROJECT_ROOT / 'templates' / 'index.html'
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def _render_index() -> str:
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"""渲染首页 HTML:React 构建产物优先,缺失时回退旧模板。"""
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if _DIST_INDEX.is_file():
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return _DIST_INDEX.read_text(encoding='utf-8')
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import jinja2
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env = jinja2.Environment(
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loader=jinja2.FileSystemLoader(str(_LEGACY_TEMPLATE.parent)),
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autoescape=True,
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)
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return env.get_template(_LEGACY_TEMPLATE.name).render()
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@router.get('/', response_class=HTMLResponse)
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async def index(request: Request) -> HTMLResponse:
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"""首页(禁止缓存,确保前端更新即时生效)。
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用 Jinja2 以与历史模板渲染一致的默认口径(keep_trailing_newline=False),
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使输出逐字节不变。
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"""
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import jinja2
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env = jinja2.Environment(
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loader=jinja2.FileSystemLoader(str(_TEMPLATE.parent)),
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autoescape=True,
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)
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html = env.get_template(_TEMPLATE.name).render()
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"""首页(禁止缓存,确保前端更新即时生效)。"""
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return HTMLResponse(
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content=html,
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content=_render_index(),
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headers={'Cache-Control': 'no-cache, no-store, must-revalidate'},
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)
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