Move mirror to a standalone package from models (#7486)

* move mirror to a standalone package

* fix mirror address in template

* fix tests

* fix lint

* fix comment

* fix tests

* fix tests

* fix vendor

* fix fmt

* fix lint

* remove wrong file submitted

* fix conflict

* remove unrelated changes

* fix go mod

* fix tests

* clean go mod

* make vendor work

* make vendor work

* fix tests

* remove duplicated test

services/release/release_test.go

@@ -100,62 +100,3 @@ func TestRelease_Create(t *testing.T) {
 		IsTag:        true,
 	}, nil))
 }
-
-func TestRelease_MirrorDelete(t *testing.T) {
-	assert.NoError(t, models.PrepareTestDatabase())
-
-	user := models.AssertExistsAndLoadBean(t, &models.User{ID: 2}).(*models.User)
-	repo := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
-	repoPath := models.RepoPath(user.Name, repo.Name)
-	migrationOptions := models.MigrateRepoOptions{
-		Name:                 "test_mirror",
-		Description:          "Test mirror",
-		IsPrivate:            false,
-		IsMirror:             true,
-		RemoteAddr:           repoPath,
-		Wiki:                 true,
-		SyncReleasesWithTags: true,
-	}
-	mirror, err := models.MigrateRepository(user, user, migrationOptions)
-	assert.NoError(t, err)
-
-	gitRepo, err := git.OpenRepository(repoPath)
-	assert.NoError(t, err)
-
-	findOptions := models.FindReleasesOptions{IncludeDrafts: true, IncludeTags: true}
-	initCount, err := models.GetReleaseCountByRepoID(mirror.ID, findOptions)
-	assert.NoError(t, err)
-
-	assert.NoError(t, CreateRelease(gitRepo, &models.Release{
-		RepoID:       repo.ID,
-		PublisherID:  user.ID,
-		TagName:      "v0.2",
-		Target:       "master",
-		Title:        "v0.2 is released",
-		Note:         "v0.2 is released",
-		IsDraft:      false,
-		IsPrerelease: false,
-		IsTag:        true,
-	}, nil))
-
-	err = mirror.GetMirror()
-	assert.NoError(t, err)
-
-	ok := models.RunMirrorSync(mirror.Mirror)
-	assert.True(t, ok)
-
-	count, err := models.GetReleaseCountByRepoID(mirror.ID, findOptions)
-	assert.NoError(t, err)
-	assert.EqualValues(t, initCount+1, count)
-
-	release, err := models.GetRelease(repo.ID, "v0.2")
-	assert.NoError(t, err)
-	assert.NoError(t, DeleteReleaseByID(release.ID, user, true))
-
-	ok = models.RunMirrorSync(mirror.Mirror)
-	assert.True(t, ok)
-
-	count, err = models.GetReleaseCountByRepoID(mirror.ID, findOptions)
-	assert.NoError(t, err)
-	assert.EqualValues(t, initCount, count)
-}