Update filedeploy.yml

.github/workflows/filedeploy.yml

@@ -42,5 +42,7 @@ jobs:
       with:
         key: ${{ secrets.SSH_TOKEN }} 
         known_hosts: ${{ secrets.SSH_KNOWN_HOSTS }}
+    - name: Adding Known Hosts
+      run: ssh-keyscan -H ${{ secrets.SSH_HOST }} >> ~/.ssh/known_hosts
     - name: Deploy with rsync
       run: rsync -avz ./build/ ${{ secrets.SSH_USER }}@${{ secrets.SSH_HOST }}:${{ secrets.SSH_DIR }}