build: deploy build 세팅 보완 [#58]

.github/workflows/git-push.yml

@@ -10,6 +10,10 @@ jobs:
     container: pandoc/latex
     steps:
       - uses: actions/checkout@v2
+      - name: Use Node.js 16.x
+        uses: actions/setup-node@v2
+        with:
+          node-version: '16.x'
       - name: Install mustache (to update the date)
         run: apk add ruby && gem install mustache
       - name: creates output
@@ -25,6 +29,6 @@ jobs:
           destination-repository-name: meong-story-FE
           user-email: ${{ secrets.OFFICIAL_ACCOUNT_EMAIL }}
           commit-message: ${{ github.event.commits[0].message }}
-          target-branch: main
+          target-branch: dev
       - name: Test get variable exported by push-to-another-repository
         run: echo $DESTINATION_CLONED_DIRECTORY