Update launch.sh

launch.sh

@@ -28,6 +28,7 @@ function init() {
   git config --global user.name "git-batch"
   git config --global init.defaultBranch main
   git init
+  git branch -M main
   git remote add origin https://${github_secret}@github.com/${github_project}.git
   git add .
   echo "'update data $(date "+%Y-%m-%d %H:%M:%S")'"