introduce reviewdog

[shogo82148]

Issue #, if available:
N/A

Description of changes:

golangci-lint is awesome linter, but It takes a lot of work to check the results on pull requests.
reviewdog/action-golangci-lint provides better code review experience.
see reviewdog repo for more info.

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[codecov-commenter]

Codecov Report

Merging #314 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #314   +/-   ##
=======================================
  Coverage   72.23%   72.23%           
=======================================
  Files          18       18           
  Lines         724      724           
=======================================
  Hits          523      523           
  Misses        136      136           
  Partials       65       65           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update c6b2e41...b3a1c8b. Read the comment docs.

[bmoffatt]

We should leave the lint.yml workflow as-is, and add a new reviewdog.yml to run side-by-side for comparison

[shogo82148]

done!
I added reviewdog.yml.

[harrisonhjones]

@bmoffatt any thoughts on this? Seems like a pretty easy win.

[codecov-io]

Codecov Report

Merging #314 (2cf8e58) into master (73c2767) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #314   +/-   ##
=======================================
  Coverage   72.22%   72.22%           
=======================================
  Files          19       19           
  Lines         738      738           
=======================================
  Hits          533      533           
  Misses        138      138           
  Partials       67       67           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 73c2767...2cf8e58. Read the comment docs.

[bmoffatt]

let's see what this looks like!