新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本(使用虚拟环境) - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
PostCSS HWB Function 
PostCSS HWB Function lets you use hwb color functions in
CSS, following the CSS Color specification.
a {
color: hwb(194 0% 0%);
color: hwb(194 0% 0% / .5);
}
/* becomes */
a {
color: rgb(0, 195, 255);
color: rgba(0, 195, 255, .5);
}
Usage
Add PostCSS HWB Function to your project:
npm install postcss @csstools/postcss-hwb-function --save-dev
Use it as a PostCSS plugin:
const postcss = require('postcss');
const postcssHWBFunction = require('@csstools/postcss-hwb-function');
postcss([
postcssHWBFunction(/* pluginOptions */)
]).process(YOUR_CSS /*, processOptions */);
PostCSS HWB Function runs in all Node environments, with special instructions for:
| Node | PostCSS CLI | Webpack | Create React App | Gulp | Grunt |
|---|
Options
preserve
The preserve option determines whether the original functional color notation
is preserved. By default, it is not preserved.
postcssHWBFunction({ preserve: true })
a {
color: hwb(194 0% 0%);
color: hwb(194 0% 0% / .5);
}
/* becomes */
a {
color: rgb(0, 195, 255);
color: hwb(194 0% 0%);
color: rgba(0, 195, 255, .5);
color: hwb(194 0% 0% / .5);
}