* fix($theme-default): fix editLink for repos hosted on gitlab.com

* refactor($theme-default): refactor the gitlab edit links

* refactor($theme-default): refactor bitbucket edit links

* feat($theme-default): add initial open group index option

Adds an optional property for sidebar groups, so that one can initially display a group other than the first as open. Also allows to initially display all groups as closed, by setting `initialOpenGroupIndex` to `-1`.

* docs: add details on `initialOpenGroupIndex`

* docs: update core team member status

* docs: update active core team list

* fix: allows no rel attribute on external links in the nav

* fix: documents the falsy rel option

* fix: clarifies documentation

* fix: explicitly uses  for rel attr

* fix: removes unnecessary condition
Co-authored-by: NBillyyyyy3320 <newsbielt703@gmail.com>
Co-authored-by: NBillyyyyy3320 <newsbielt703@gmail.com>

Co-authored-by: NBen Hong <ben@bencodezen.io>

Small fix in the markdown

Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Co-authored-by: Ndependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

* feat: add dependabot configuration

* config: update .dependabot/config.yml
Co-authored-by: NBen Hong <ben@bencodezen.io>

fix($core):  style loss under build  for package that specifies `sideEffects: false` (fix #2350) (#2471)

* docs: update contributing guide

* docs: add yarn init option

* fix: markdown linting errors

Bumps [lodash](https://github.com/lodash/lodash) from 4.17.15 to 4.17.19.
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](https://github.com/lodash/lodash/compare/4.17.15...4.17.19)
Signed-off-by: Ndependabot[bot] <support@github.com>
Co-authored-by: Ndependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* add hint for how to use variables

* docs: update example for how frontmatter is used as a variable

* Update packages/docs/docs/guide/frontmatter.md
Co-authored-by: NBen Hong <ben@bencodezen.io>

* docs: surface scaffolding tool on home page

* docs: add quick start section to getting started

* style: fix linting error

* docs: fix grammatical errors