Add tag protection (#15629)

* Added tag protection in hook.

* Prevent UI tag creation if protected.

* Added settings page.

* Added tests.

* Added suggestions.

* Moved tests.

* Use individual errors.

* Removed unneeded methods.

* Switched delete selector.

* Changed method names.

* No reason to be unique.

* Allow editing of protected tags.

* Removed unique key from migration.

* Added docs page.

* Changed date.

* Respond with 404 to not found tags.

* Replaced glob with regex pattern.

* Added support for glob and regex pattern.

* Updated documentation.

* Changed white* to allow*.

* Fixed edit button link.

* Added cancel button.

Co-authored-by: zeripath <art27@cantab.net>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

integrations/mirror_pull_test.go

@@ -59,7 +59,9 @@ func TestMirrorPull(t *testing.T) {
 
 	assert.NoError(t, release_service.CreateRelease(gitRepo, &models.Release{
 		RepoID:       repo.ID,
+		Repo:         repo,
 		PublisherID:  user.ID,
+		Publisher:    user,
 		TagName:      "v0.2",
 		Target:       "master",
 		Title:        "v0.2 is released",