feat: schema validation

[alexander-akait]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

Schema validator and update webpack defaults

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (master@23a979e). Click here to learn what that means.
The diff coverage is 100%.

@@           Coverage Diff           @@
##             master    #58   +/-   ##
=======================================
  Coverage          ?   100%           
=======================================
  Files             ?      1           
  Lines             ?      8           
  Branches          ?      1           
=======================================
  Hits              ?      8           
  Misses            ?      0           
  Partials          ?      0

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

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