fix: change the '@octokit/rest' import statement

[damingerdai]

Purpose | 本PR解决的问题

• Closes [bug]: '@octokit/rest'引入方式有误 #60

Changes | 本PR的更改

• fix: change the '@octokit/rest' import statement
• ci: ignore yarn error log
• ci: imporve the pre commit git hooks

Checklist | 检查

• Are tests written for added code? | 新增代码是否添加测试用例

• Yes
• No because: No

• Did you introduce any new dependencies? | 如果添加新的依赖，请列出依赖并说明添加该依赖的原因

• No
• Yes
  • Dependency:
  • Reason:

[damingerdai]

在我本地这个pr是可以跑通

[codecov-io]

Codecov Report

Merging #61 into master will not change coverage.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master      #61   +/-   ##
=======================================
  Coverage   28.37%   28.37%           
=======================================
  Files          18       18           
  Lines         430      430           
  Branches       23       23           
=======================================
  Hits          122      122           
  Misses        308      308

Impacted Files	Coverage Δ
app/service/github.ts	26.31% <100%> (ø)	⬆️

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[damingerdai]

node8已经不再支持，应该早日升级到10(12 better）

[frank-zsy]

/approve