Update blank.yml

Author: KimTeddy

.github/workflows/blank.yml

@@ -35,7 +35,7 @@ jobs:
     #5. build (public 폴더에 저장 된다.)
     - name: Build Hugo Site
       run: |
-        hugo
+        hugo --minify
 
 #    - name: Check Public Folder
 #      run: |