feat: umd support mako bundler

[xiaohuoni]

配置变化

.fatherrc.ts 新增 umd: { bundler: 'webpack' | 'mako' } 的配置项做切换

环境变量

OKAM=@alipay/umi-bundler-okam 指定 mako bundler

examples/mako

➜  mako git:(mako) ✗ pnpm build

> @ build /father/examples/mako
> OKAM=@alipay/umi-bundler-okam father build

info  - @local
info  - Clean output directories
Building with mako for production...
15 modules transformed in 79ms.
basic optimize in 0ms.
dist/index.min.js       145.61 kB │ map: 351.90 kB
✓ Built in 211ms
Complete!