chore(ui-core): move component tests into components dir

fix(frontend): use ui-core's Card component

chore(frontend): replace `@controller.model` with `@model` in templates

fix(frontend): fully drop ember-fetch (#1318)

* fix(frontend): fully drop ember-fetch

also clean up fetch service a bit

* chore(frontend): fix tests

this is really ugly, but better than the alternatives of
- additional `await settled()`s
- or `await new Promise((r) => setTimeout(r, k))`s

ideally we can get rid of this in the future.

fix(frontend): bump @glimmer/component

fix(frontend): drop ember-fetch (#1309)

fix(ember/frontend): convert templates to gjs (#1308)

* chore(frontend): run @embroider/template-tag-codemod on templates

* fix(frontend): cleanup && format

- change `await` helper to `awaitHelper` to have valid syntax
- fix ember-notify import
- format & lint

fix(ember): move @glimmer/component into dependencies to fix builds (#…

…1242)

feat(frontend): begin using `ui-core` (#1162)

* chore: `mv frontend ember/`

* chore(ember): merge frontend into pnpm workspace

* chore: remove simplebar

* chore(ember): fix builds & containers

* chore(ember): fix building ui-core

ideally we find a clean way to do this

* chore(ui-core): fix typescript setup

* chore(ember/frontend): add ui-core as dep

* chore(ember/frontend): add eslint-plugin-prettier dev dep

this is required as we no longer auto install peer deps

* refactor(ember/ui-core): prefix components with `ui` to ease migration

* feat(ember/frontend): use ui-core report durationpicker

* fix(ember/frontend): ensure ui-core is built

* chore(workflows): update to work with/for frontend in `ember/frontend`

* chore(ember/frontend): fix tests

fix(frontend): s/moment/luxon/g (#1236)

* chore(frontend): add luxon to deps

* chore(frontend): replace ember-power-calendar-moment with ember-power-calendar-luxon

* refactor(frontend): s/moment/luxon/g

* chore(frontend): use luxon in mirage setup

* chore(frontend): migrate tests to luxon

* fix(frontend): drop momentjs