use module aliases vs relative paths

[DukeManh]

When the project grows deeper, more ../ are required in the relative import paths to import modules so this configs TS path aliases, that map to certain absolute paths.

Type of Change

• [ ] Bugfix: Change which fixes an issue
• [ ] New Feature: Change which adds functionality
• [ ] Documentation Update: Change which improves documentation
• [ ] UI: Change which improves UI

Description

Steps to test the PR

Checklist

• [ ] Quality: This PR builds and passes our npm test and works locally
• [ ] Tests: This PR includes thorough tests or an explanation of why it does not
• [ ] Screenshots: This PR includes screenshots or GIFs of the changes made or an explanation of why it does not (if applicable)
• [ ] Documentation: This PR includes updated/added documentation to user exposed functionality or configuration variables are added/changed or an explanation of why it does not(if applicable)

[gitpod-io[bot]]

[RC-Lee]

Search tests will fail while I'm updating ES

[DukeManh]

We'd need to fix #3690 first to pass eslint.

[humphd]

@DukeManh do you want this in before tonight (end of Hacktoberfest)? If so, what does it need?

[DukeManh]

@humphd, I needed to add 'plugin:@typescript-eslint/recommended' for eslint to pass but then found out there is more work to do in #3690 if I make that change.