Onboarding (#132)

* Initial onboarding

* Update OnboardingModal.vue

* Add finish

* Animation

* Automatic opening

* Move onboarding icon to outside of main appbar

* Run lint

* run fmt

* mostly finish

* Finish onboarding

* fix onboarding bug + linux build

* fix build again

* Add back window shadows

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Co-authored-by: Geometrically <18202329+Geometrically@users.noreply.github.com>
Co-authored-by: Jai A <jaiagr+gpg@pm.me>
Co-authored-by: Jai A <jai@modrinth.com>

theseus_gui/src/assets/external/index.js

@@ -4,4 +4,3 @@ export { default as KoFiIcon } from './kofi.svg'
 export { default as PatreonIcon } from './patreon.svg'
 export { default as PaypalIcon } from './paypal.svg'
 export { default as OpenCollectiveIcon } from './opencollective.svg'
-export { default as Default } from './default.png'