fix: vue-tsc (type-checking on vue project)

[pattrickrice]

Please include a summary of your changes and link to the related issue(s).

1. Adds type declaration outputs to vue component library
2. fixes vue-tsc test (unblocked now that there are type declarations)
3. refactors library to use Vite

Please also include relevant motivation and context.

Issue is reported here
#84

Type checking is a critical CI check for most projects and having a functional example is very useful for documentation.

You may delete parts of the template if they are obvious to all possible reviewers, e.g. the information is in the one-line description.

Type of change

• Bug fix (change which fixes an issue)
• New feature or functionality (change which adds functionality)
• Style (white-space, formatting, etc...)
• Refactor (a code change that neither fixes a bug or adds a new feature)
• Performance (a code change that improves performance)
• Documentation (updates to documentation or READMEs)
• Chore (any other change that doesn't affect source or test files)

For changes visible to end-users

• Breaking change (this change will force users to change their own code or config)
• Relevant documentation has been updated
• Suggested release notes are provided below:

Test plan

How has this been tested?

• Covered by existing test cases
• New test cases added
• Manual testing

If part of the test plan included manual testing, please provide instructions so we can reproduce.
Please also list any relevant details for your test configuration.

bazel run :vite

[jbedard]

Awesome, thanks @pattrickrice 👍