Add branch protection (#31)

Gitea.Declarative.Test/GiteaConfig.json

@@ -42,6 +42,19 @@
             "gitHubAddress": "https://github.com/MyName/repo-name-3"
           }
         }
+      },
+      "new-repo-mirrored-with-branches": {
+        "description": "A repo that's created directly on this Gitea and mirrored to GitHub",
+        "native": {
+          "defaultBranch": "main",
+          "private": false,
+          "mirror": {
+            "gitHubAddress": "https://github.com/MyName/repo-name-3"
+          },
+          "protectedBranches": [
+            { "branchName": "main" }
+          ]
+        }
       }
     }
   }