Add option to initialize repository with labels (#6061)

* Add optional label sets on repo creation

* Fix CRLF

* Instead of hardcoding default, make it the helper

* Move label set init out of repo init

Add a new error for the router
Combine router label init with repo creation label init

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Add issue labels to Swagger for repo creation

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Update models/issue_label.go

Co-Authored-By: Lauris BH <lauris@nix.lv>

* Update models/issue_label.go

Co-Authored-By: guillep2k <18600385+guillep2k@users.noreply.github.com>

modules/auth/repo_form.go

@@ -33,6 +33,7 @@ type CreateRepoForm struct {
 	Description string `binding:"MaxSize(255)"`
 	AutoInit    bool
 	Gitignores  string
+	IssueLabels string
 	License     string
 	Readme      string
 }

modules/structs/repo.go

@@ -67,6 +67,8 @@ type CreateRepoOption struct {
 	Description string `json:"description" binding:"MaxSize(255)"`
 	// Whether the repository is private
 	Private bool `json:"private"`
+	// Issue Label set to use
+	IssueLabels string `json:"issue_labels"`
 	// Whether the repository should be auto-intialized?
 	AutoInit bool `json:"auto_init"`
 	// Gitignores to use