Feat: heroku deployment

[Kamehameya]

What

Host ui and docs on Heroku

Why

Easier to see the power of this repo

How

Hosted using heroku

Test Plan

• Existing tests pass (pnpm test)
• New/updated tests cover the change
• Linting and type checks pass (pnpm lint && pnpm typecheck)

Checklist

• My code follows the project's coding style
• I have reviewed my own diff
• I have added/updated documentation as needed
• This change does not introduce new warnings

[salesforce-cla]

Thanks for the contribution! Unfortunately we can't verify the commit author(s): Amey Mandalik <a***@s***.com>. One possible solution is to add that email to your GitHub account. Alternatively you can change your commits to another email and force push the change. After getting your commits associated with your GitHub account, refresh the status of this Pull Request.