Update and stick to using moment-timezone to fix DST

app/components/event-card.js

@@ -3,7 +3,7 @@ import { classNames } from '@ember-decorators/component';
 import { action, computed } from '@ember/object';
 import Component from '@ember/component';
 import { forOwn } from 'lodash-es';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { pascalCase } from 'open-event-frontend/utils/string';
 
 @classic

app/components/explore/side-bar.js

@@ -1,7 +1,7 @@
 import { tracked } from '@glimmer/tracking';
 import classic from 'ember-classic-decorator';
 import Component from '@ember/component';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { computed, action } from '@ember/object';
 import { not } from '@ember/object/computed';
 import { getDateRanges } from 'open-event-frontend/utils/dictionary/filters';

app/components/forms/form.ts

@@ -1,7 +1,7 @@
 import Component from '@glimmer/component';
 import { action } from '@ember/object';
 import $ from 'jquery';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { debounce } from '@ember/runloop';
 import { FORM_DATE_FORMAT } from 'open-event-frontend/utils/dictionary/date-time';
 import { merge } from 'lodash-es';

app/components/forms/group/group-view.js

@@ -2,7 +2,7 @@ import Component from '@ember/component';
 import { computed, action } from '@ember/object';
 import classic from 'ember-classic-decorator';
 import FormMixin from 'open-event-frontend/mixins/form';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { sortBy } from 'lodash-es';
 import { inject as service } from '@ember/service';
 

app/components/forms/orders/order-form.js

@@ -4,7 +4,7 @@ import { readOnly, oneWay } from '@ember/object/computed';
 import { run } from '@ember/runloop';
 import { inject as service } from '@ember/service';
 import FormMixin from 'open-event-frontend/mixins/form';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { groupBy, orderBy } from 'lodash-es';
 import {
   compulsoryProtocolValidUrlPattern, validTwitterProfileUrlPattern, validFacebookProfileUrlPattern,

app/components/forms/wizard/basic-details-step.js

@@ -1,7 +1,7 @@
 import Component from '@ember/component';
 import { later } from '@ember/runloop';
 import { observer, computed } from '@ember/object';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { orderBy, filter, find, difference } from 'lodash-es';
 import { timezones } from 'open-event-frontend/utils/dictionary/date-time';
 import { paymentCountries, paymentCurrencies } from 'open-event-frontend/utils/dictionary/payment';

app/components/forms/wizard/other-details-step.js

@@ -1,6 +1,6 @@
 import Component from '@ember/component';
 import { computed } from '@ember/object';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { orderBy, find } from 'lodash-es';
 import { licenses } from 'open-event-frontend/utils/dictionary/licenses';
 import { timezones } from 'open-event-frontend/utils/dictionary/date-time';

app/components/forms/wizard/sessions-speakers-step.js

@@ -5,7 +5,7 @@ import EventWizardMixin from 'open-event-frontend/mixins/event-wizard';
 import { groupBy, sortBy } from 'lodash-es';
 import { sortCustomFormFields } from 'open-event-frontend/utils/sort';
 import { SPEAKER_FORM_ORDER, SESSION_FORM_ORDER } from 'open-event-frontend/models/custom-form';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import $ from 'jquery';
 
 export default Component.extend(EventWizardMixin, FormMixin, {

app/components/public/add-to-calender.ts

@@ -1,5 +1,5 @@
 import Component from '@glimmer/component';
-import moment, { Moment } from 'moment';
+import moment from 'moment-timezone';
 import Event from 'open-event-frontend/models/event';
 import { inject as service } from '@ember/service';
 import { tracked } from '@glimmer/tracking';
@@ -52,12 +52,12 @@ export default class AddToCalender extends Component<Args> {
     this.showSessions = this.showSessions ?? await hasSessions(this.loader, event);
   }
 
-  get startsAt(): Moment {
+  get startsAt(): moment.Moment {
     const { event } = this.args;
     return moment(event.startsAt).tz(event.timezone);
   }
 
-  get endsAt(): Moment {
+  get endsAt(): moment.Moment {
     const { event } = this.args;
     return moment(event.endsAt).tz(event.timezone);
   }

app/components/public/session-item.js

@@ -1,6 +1,6 @@
 import { action } from '@ember/object';
 import Component from '@glimmer/component';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { inject as service } from '@ember/service';
 import { tracked } from '@glimmer/tracking';
 import { extractYoutubeUrl } from 'open-event-frontend/utils/url';

app/components/schedule.ts

@@ -4,7 +4,7 @@ import Event from 'open-event-frontend/models/event';
 import Session from 'open-event-frontend/models/session';
 import Microlocation from 'open-event-frontend/models/microlocation';
 import Speaker from 'open-event-frontend/models/speaker';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import $ from 'jquery';
 import { isTesting } from 'open-event-frontend/utils/testing';
 import { getTextColor } from 'open-event-frontend/utils/color';

app/components/ui-table/cell/cell-duration.js

@@ -1,7 +1,7 @@
 import classic from 'ember-classic-decorator';
 import Component from '@ember/component';
 import { computed } from '@ember/object';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 @classic
 export default class CellButtons extends Component {

app/components/ui-table/cell/events/view/tickets/attendees/cell-action.js

@@ -1,6 +1,6 @@
 import classic from 'ember-classic-decorator';
 import Component from '@ember/component';
-import moment from 'moment';
+import moment from 'moment-timezone';
 @classic
 export default class CellAction extends Component {
     currentlyCheckedin = [];

app/components/widgets/forms/date-picker.js

@@ -1,7 +1,7 @@
 import $ from 'jquery';
 import Component from '@ember/component';
 import { merge } from 'lodash-es';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { FORM_DATE_FORMAT } from 'open-event-frontend/utils/dictionary/date-time';
 import FormMixin from 'open-event-frontend/mixins/form';
 

app/components/widgets/forms/time-picker.js

@@ -1,7 +1,7 @@
 import $ from 'jquery';
 import Component from '@ember/component';
 import { merge } from 'lodash-es';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { FORM_TIME_FORMAT } from 'open-event-frontend/utils/dictionary/date-time';
 
 export default Component.extend({

app/components/widgets/time-zone-picker.ts

@@ -1,6 +1,5 @@
 import Component from '@glimmer/component';
-import moment from 'moment';
-import 'moment-timezone';
+import moment from 'moment-timezone';
 import { timezones } from 'open-event-frontend/utils/dictionary/date-time';
 
 interface Args {

app/controllers/application.js

@@ -3,7 +3,7 @@ import { computed, action } from '@ember/object';
 import { inject as service } from '@ember/service';
 import { filterBy } from '@ember/object/computed';
 import Controller from '@ember/controller';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { tracked } from '@glimmer/tracking';
 
 

app/controllers/events/view/scheduler.js

@@ -1,6 +1,6 @@
 import Controller from '@ember/controller';
 import { computed, action } from '@ember/object';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { tracked } from '@glimmer/tracking';
 import { matchPropertyIn } from 'open-event-frontend/utils/text';
 import $ from 'jquery';

app/controllers/events/view/tickets/attendees/list.js

@@ -1,7 +1,7 @@
 import Controller from '@ember/controller';
 import { action } from '@ember/object';
 import EmberTableControllerMixin from 'open-event-frontend/mixins/ember-table-controller';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 
 export default class extends Controller.extend(EmberTableControllerMixin) {

app/controllers/index.js

@@ -1,7 +1,7 @@
 import classic from 'ember-classic-decorator';
 import { action, computed } from '@ember/object';
 import Controller from '@ember/controller';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 @classic
 export default class IndexController extends Controller {

app/controllers/public.js

@@ -2,7 +2,7 @@ import classic from 'ember-classic-decorator';
 import { orderBy } from 'lodash-es';
 import { computed, action } from '@ember/object';
 import Controller from '@ember/controller';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { tracked } from '@glimmer/tracking';
 import { inject as service } from '@ember/service';
 import { levels } from 'open-event-frontend/utils/dictionary/levels';

app/controllers/public/sessions.js

@@ -1,7 +1,7 @@
 import classic from 'ember-classic-decorator';
 import { computed, action } from '@ember/object';
 import Controller from '@ember/controller';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { groupBy } from 'lodash-es';
 
 @classic

app/helpers/general-date.js

@@ -1,5 +1,5 @@
 import Helper from '@ember/component/helper';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { tzAbbr } from 'open-event-frontend/utils/dictionary/tzAbbr';
 
 const dateFormats = {

app/mixins/form.js

@@ -2,7 +2,7 @@ import $ from 'jquery';
 import Mixin from '@ember/object/mixin';
 import { merge } from 'lodash-es';
 import { debounce } from '@ember/runloop';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { FORM_DATE_FORMAT } from 'open-event-frontend/utils/dictionary/date-time';
 
 export default Mixin.create({

app/models/activity.js

@@ -1,5 +1,5 @@
 import attr from 'ember-data/attr';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import ModelBase from 'open-event-frontend/models/base';
 
 const detectedTimezone = moment.tz.guess();

app/models/discount-code.js

@@ -1,7 +1,7 @@
 import attr from 'ember-data/attr';
 import { computed } from '@ember/object';
 import ModelBase from 'open-event-frontend/models/base';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { hasMany, belongsTo } from 'ember-data/relationships';
 import { computedDateTimeSplit } from 'open-event-frontend/utils/computed-helpers';
 

app/models/event.js

@@ -1,6 +1,6 @@
 import { computed } from '@ember/object';
 import { inject as service } from '@ember/service';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import attr from 'ember-data/attr';
 import ModelBase from 'open-event-frontend/models/base';
 import { hasMany, belongsTo } from 'ember-data/relationships';

app/models/role-invite.js

@@ -1,6 +1,6 @@
 import attr from 'ember-data/attr';
 import ModelBase from 'open-event-frontend/models/base';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { belongsTo } from 'ember-data/relationships';
 
 const detectedTimezone = moment.tz.guess();

app/models/session.js

@@ -1,5 +1,5 @@
 import attr from 'ember-data/attr';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import ModelBase from 'open-event-frontend/models/base';
 import { belongsTo, hasMany } from 'ember-data/relationships';
 import { computedDateTimeSplit } from 'open-event-frontend/utils/computed-helpers';

app/models/speaker-invite.js

@@ -1,6 +1,6 @@
 import attr from 'ember-data/attr';
 import ModelBase from 'open-event-frontend/models/base';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { belongsTo } from 'ember-data/relationships';
 
 const detectedTimezone = moment.tz.guess();

app/models/speakers-call.js

@@ -4,7 +4,7 @@ import ModelBase from 'open-event-frontend/models/base';
 import { belongsTo } from 'ember-data/relationships';
 import { v4 } from 'ember-uuid';
 import { computedDateTimeSplit } from 'open-event-frontend/utils/computed-helpers';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 const detectedTimezone = moment.tz.guess();
 

app/models/ticket.js

@@ -1,7 +1,7 @@
 import { computed } from '@ember/object';
 import attr from 'ember-data/attr';
 import ModelBase from 'open-event-frontend/models/base';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import { computedDateTimeSplit } from 'open-event-frontend/utils/computed-helpers';
 import { belongsTo, hasMany } from 'ember-data/relationships';
 

app/models/user-follow-group.ts

@@ -2,7 +2,7 @@ import { attr, belongsTo } from '@ember-data/model';
 import ModelBase from 'open-event-frontend/models/base';
 import Group from './group';
 import User from './user';
-import moment from 'moment';
+import moment from 'moment-timezone';
 export default class UserFollowGroup extends ModelBase.extend() {
   @belongsTo('group') group!: Group;
   @belongsTo('user') user!: User;

app/models/video-recording.ts

@@ -1,7 +1,7 @@
 import { attr, belongsTo } from '@ember-data/model';
 import ModelBase from 'open-event-frontend/models/base';
 import VideoStream from './video-stream';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 
 export default class VideoRecording extends ModelBase.extend() {

app/routes/account/danger-zone.js

@@ -1,7 +1,7 @@
 import classic from 'ember-classic-decorator';
 import Route from '@ember/routing/route';
 import AuthenticatedRouteMixin from 'ember-simple-auth/mixins/authenticated-route-mixin';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 @classic
 export default class DangerZoneRoute extends Route.extend(AuthenticatedRouteMixin) {

app/routes/admin/events/list.js

@@ -1,7 +1,7 @@
 import Route from '@ember/routing/route';
 import { action } from '@ember/object';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 export default class extends Route.extend(EmberTableRouteMixin) {
 

app/routes/admin/sales/index.js

@@ -2,7 +2,7 @@ import classic from 'ember-classic-decorator';
 import Route from '@ember/routing/route';
 import { action } from '@ember/object';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 @classic
 export default class IndexRoute  extends Route.extend(EmberTableRouteMixin) {

app/routes/admin/users/list.js

@@ -1,7 +1,7 @@
 import Route from '@ember/routing/route';
 import { action } from '@ember/object';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 export default class extends Route.extend(EmberTableRouteMixin) {
 

app/routes/admin/users/view/events/list.js

@@ -1,5 +1,5 @@
 import Route from '@ember/routing/route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
 
 export default class extends Route.extend(EmberTableRouteMixin) {

app/routes/admin/users/view/sessions/list.js

@@ -1,6 +1,6 @@
 import classic from 'ember-classic-decorator';
 import Route from '@ember/routing/route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import AuthenticatedRouteMixin from 'ember-simple-auth/mixins/authenticated-route-mixin';
 
 @classic

app/routes/admin/users/view/tickets/list.js

@@ -1,7 +1,7 @@
 import classic from 'ember-classic-decorator';
 import Route from '@ember/routing/route';
 import AuthenticatedRouteMixin from 'ember-simple-auth/mixins/authenticated-route-mixin';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 @classic
 export default class ListRoute extends Route.extend(AuthenticatedRouteMixin) {

app/routes/events/list.js

@@ -1,6 +1,6 @@
 import Route from '@ember/routing/route';
 import { action } from '@ember/object';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
 export default class extends Route.extend(EmberTableRouteMixin) {
 

app/routes/events/view/tickets/access-codes/create.js

@@ -1,6 +1,6 @@
 import classic from 'ember-classic-decorator';
 import Route from '@ember/routing/route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 import RSVP from 'rsvp';
 
 @classic

app/routes/events/view/tickets/access-codes/list.js

@@ -1,6 +1,6 @@
 import Route from '@ember/routing/route';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 export default class extends Route.extend(EmberTableRouteMixin) {
   titleToken() {

app/routes/events/view/tickets/discount-codes/list.js

@@ -1,6 +1,6 @@
 import Route from '@ember/routing/route';
 import EmberTableRouteMixin from 'open-event-frontend/mixins/ember-table-route';
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 export default class extends Route.extend(EmberTableRouteMixin) {
   titleToken() {