fix(api): add top-level main, module and types fields

[amrbashir]

Also simplify js output, backported from dev #8025

What kind of change does this PR introduce?

• Bugfix
• Feature
• Docs
• New Binding issue #___
• Code style update
• Refactor
• Build-related changes
• Other, please describe:

Does this PR introduce a breaking change?

• Yes, and the changes were approved in issue #___
• No

Checklist

• When resolving issues, they are referenced in the PR's title (e.g fix: remove a typo, closes #___, #___)
• A change file is added if any packages will require a version bump due to this PR per the instructions in the readme.
• I have added a convincing reason for adding this feature, if necessary

Other information

[socket-security]

New and removed dependencies detected. Learn more about Socket for GitHub ↗︎

Packages	Version	New capabilities	Transitives	Size	Publisher
@types/node	20.9.0	None	+0	3.92 MB	types
@rollup/plugin-terser	0.4.4	eval	+2	117 kB	lukastaegert
@rollup/plugin-typescript	11.1.5	None	+2	158 kB	lukastaegert

🚮 Removed packages: tsup@6.7.0