Feature: Wrangler (#23602)

* Migrate feature/wrangler to mono-repo

* Add wrangler files

* Fix linters, types, etc

* Fix snapshots

* Fix playwright

* Fix pipelines

* Fix more pipeline

* Fixes for pipelines

* More changes for pipeline

* Fix types

* Add support for a feature flag, but leave it defaulted on for spinwick usage for now

* Update snapshot

* fix js error when removing last value of multiselect, support CSV marshaling to string array for textsetting

* Fix linter

* Remove TODO

* Remove another TODO

* fix tests

* Fix i18n

* Add server tests

* Fix linter

* Fix linter

* Use proper icon for dot menu

* Update snapshot

* Add Cypress UI tests for various entrypoints to move thread modal, split SCSS out from forward post into its own thing

* clean up

* fix linter

* More cleanup

* Revert files to master

* Fix linter for e2e tests

* Make ForwardPostChannelSelect channel types configurable with a prop

* Add missing return

* Fixes from PR feedback

* First batch of PR Feedback

* Another batch of PR changes

* Fix linter

* Update snapshots

* Wrangler system messages are translated to each user's locale

* Initially translate Wrangler into system locale rather than initiating user

* More fixes for PR Feedback

* Fix some server tests

* More updates with master. Fixes around pipelines. Enforce Enterprise license on front/back end

* Add tests for dot_menu

* More pipeline fixes

* Fix e2etests prettier

* Update cypress tests, change occurrences of 'Wrangler' with 'Move Thread'

* Fix linter

* Remove enterprise lock

* A couple more occurrences of wrangler strings, and one more enterprise lock

* Fix server tests

* Fix i18n

* Fix e2e linter

* Feature flag shouldn't be on by default

* Enable move threads feature in smoke tests (#25657)

* enable move threads feature
* add @prod tag

* Fix move_thread_from_public_channel e2e test

* Fix e2e style

---------

Co-authored-by: Mattermost Build <build@mattermost.com>
Co-authored-by: yasserfaraazkhan <attitude3cena.yf@gmail.com>

server/public/model/user.go

@@ -1016,6 +1016,12 @@ type UsersWithGroupsAndCount struct {
 	Count int64             `json:"total_count"`
 }
 
+func (u *User) EmailDomain() string {
+	at := strings.LastIndex(u.Email, "@")
+	// at >= 0 holds true and this is not checked here. It holds true, because during signup we run `mail.ParseAddress(email)`
+	return u.Email[at+1:]
+}
+
 type UserPostStats struct {
 	LastLogin    int64  `json:"last_login_at,omitempty"`
 	LastStatusAt *int64 `json:"last_status_at,omitempty"`