* More setup for ESLint
* Initial linting
* Fix: "Unexpected use of 'location': no-restricted-globals"
* Fix: "Prop 'sidebarItems' should define at least its type"
* Fix: "import/no-unresolved"
* Fix: "import/no-extraneous-dependencies"
* Fix: "Unexpected require() 'global-require'"
* Fix: "vue/require-prop-types"
* Line disable: "radix"
* Line disable: "no-param-reassign"
* Line disable: "no-shadow"
This should usually be an actual problem but I don't think so in this case as the next prompt is basically just a one-action warning.
* Add markdown linting support
* Replace single quotes with double
* Fix indentation for all files
* Fix second level quotation marks
* Change accordingly
I'd still rather keep 4-tab for MD when applicable though, the alternative is a non-standard 3-space indent, which makes three different indentations to keep track of.
Updated "actions/checkout" from v1 to v2.
Updated "peaceiris/actions-gh-pages" from v2.3.0 to v3.
Cleaned up the "gh-pages" commit messages.
Small cleanup.
