feat: 插件支持 onAppConfig 和 onPageConfig hook

[yesmeck]

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[codecov]

Codecov Report

Merging #1015 into master will increase coverage by 0.20%.
The diff coverage is 90.32%.

@@            Coverage Diff             @@
##           master    #1015      +/-   ##
==========================================
+ Coverage   95.56%   95.77%   +0.20%     
==========================================
  Files         331      331              
  Lines        3542     3717     +175     
  Branches      505      545      +40     
==========================================
+ Hits         3385     3560     +175     
  Misses        157      157              

Impacted Files	Coverage Δ
packages/remax-ali/src/node/index.ts	100.00% <ø> (ø)
packages/remax-cli/src/build/web.ts	43.18% <0.00%> (ø)
packages/remax-toutiao/src/node/index.ts	100.00% <ø> (ø)
packages/remax-wechat/src/node/index.ts	100.00% <ø> (ø)
packages/remax-cli/src/build/watch.ts	20.83% <33.33%> (ø)
packages/remax-cli/src/build/utils/paths.ts	88.88% <50.00%> (ø)
...x-cli/src/build/webpack/plugins/WebEntryWatcher.ts	72.22% <66.66%> (+1.63%)	⬆️
packages/remax-cli/src/build/mini.ts	46.34% <75.00%> (+2.75%)	⬆️
packages/remax-cli/src/API.ts	100.00% <100.00%> (ø)
packages/remax-cli/src/build/babel/page.ts	96.66% <100.00%> (ø)
... and 16 more

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