chore: Use TS for Rollup config

[alexnault]

https://rollupjs.org/command-line-interface/#config-intellisense https://rollupjs.org/command-line-interface/#configplugin-plugin

[github-actions[bot]]

size-limit report 📦

Path	Size
CJS Minified	282 B (0%)
CJS Compressed	203 B (0%)
ESM Minified	134 B (0%)
ESM Compressed	107 B (0%)

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (main@b1a2aa8). Click here to learn what that means. The diff coverage is n/a.

@@           Coverage Diff            @@
##             main       #45   +/-   ##
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  Coverage        ?   100.00%           
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  Files           ?         1           
  Lines           ?        24           
  Branches        ?         3           
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  Hits            ?        24           
  Misses          ?         0           
  Partials        ?         0           

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[github-actions[bot]]

:tada: This PR is included in version 2.1.28 :tada:

The release is available on:

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

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