Update deployment workflow

scripts/generate-renderer.sh

@@ -2,8 +2,11 @@
 
 set -e
 
-rm -rf .temp
-git clone git@github.com:roadmapsh/web-draw.git .temp/web-draw
+# ignore cloning if .temp/web-draw already exists
+if [ ! -d ".temp/web-draw" ]; then
+  mkdir -p .temp
+  git clone git@github.com:roadmapsh/web-draw.git .temp/web-draw
+fi
 
 rm -rf renderer
 mkdir renderer
@@ -24,8 +27,7 @@ find renderer -type f \( -name "*.ts" -o -name "*.tsx" \) -print0 | while IFS= r
   fi
 done
 
-# remove the temporary directory
-rm -rf .temp
+
 
 # ignore the worktree changes for the renderer directory
 git update-index --skip-worktree renderer/*