suport cache template and recompile partials

[daifee]

Checklist

• npm test passes
• tests and/or benchmarks are included
• documentation is changed or added
• commit message follows commit guidelines

Affected core subsystem(s)

Description of change

1. suport cache template
2. optimize local dev(always recompile partials, when render page)

[codecov]

Codecov Report

Merging #11 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master    #11   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           2      2           
  Lines          28     41   +13     
=====================================
+ Hits           28     41   +13

Impacted Files	Coverage Δ
app.js	100% <100%> (ø)	⬆️

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