feat(build): options to minify all products

[legendecas]

Checklist

• npm test passes
• tests and/or benchmarks are included
• commit message follows commit guidelines

Affected core subsystem(s)

midway-bin

Description of change

Add option to minify built products.

[codecov-io]

Codecov Report

Merging #389 into master will decrease coverage by 1.03%.
The diff coverage is 65.71%.

@@            Coverage Diff             @@
##           master     #389      +/-   ##
==========================================
- Coverage   90.59%   89.56%   -1.04%     
==========================================
  Files          36       36              
  Lines         808      843      +35     
  Branches       48       48              
==========================================
+ Hits          732      755      +23     
- Misses         66       78      +12     
  Partials       10       10

Impacted Files	Coverage Δ
packages/midway-bin/lib/cmd/build.js	85.47% <65.71%> (-8.44%)	⬇️

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