Support running commands from a file

.github/workflows/main.yml

@@ -42,6 +42,15 @@ jobs:
             set -e
             whoami
 
+      - name: ssh commands from a file
+        uses: ./
+        with:
+          host: ${{ env.REMOTE_HOST }}
+          username: linuxserver.io
+          password: password
+          port: 2222
+          script_path: testdata/test.sh
+
   check-ssh-key:
     runs-on: ubuntu-latest
     steps: