chore: Cleanup structure

[afontcu]

• [x] Split large main file into smaller, focused ones.
• [x] Bump deps.

[codecov[bot]]

Codecov Report

Merging #209 (52b3426) into master (d05b77d) will not change coverage. The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master      #209   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            1         3    +2     
  Lines          100        99    -1     
  Branches        34        33    -1     
=========================================
- Hits           100        99    -1     

Impacted Files	Coverage Δ
src/fire-event.js	100.00% <100.00%> (ø)
src/index.js	100.00% <100.00%> (ø)
src/render.js	100.00% <100.00%> (ø)

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[github-actions[bot]]

:tada: This PR is included in version 5.6.2 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket:

[github-actions[bot]]

:tada: This PR is included in version 6.6.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: