Add dev guide and enforce code quality in github actions

[codecov-commenter]

Codecov Report

Patch coverage has no change and project coverage change: -0.05 :warning:

Comparison is base (25c6bb6) 73.46% compared to head (8d73a12) 73.41%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #371 +/- ## ========================================== - Coverage 73.46% 73.41% -0.05% ========================================== Files 123 123 Lines 4270 4270 Branches 526 481 -45 ========================================== - Hits 3137 3135 -2 - Misses 999 1002 +3 + Partials 134 133 -1 ``` | Flag | Coverage Δ | | |---|---|---| | unittests | `73.41% <ø> (-0.03%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=wooey#carryforward-flags-in-the-pull-request-comment) to find out more. [see 4 files with indirect coverage changes](https://app.codecov.io/gh/wooey/Wooey/pull/371/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=wooey)

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