chore: Add debug step to investigate docker binary missing error

.gitea/workflows/deploy.yml

@@ -11,6 +11,14 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
+      - name: Debug Environment
+        run: |
+          echo "User: $(whoami)"
+          echo "PWD: $(pwd)"
+          echo "LS /usr/bin/docker: $(ls -l /usr/bin/docker || echo 'Not Found')"
+          echo "Which Docker: $(which docker || echo 'Not Found in PATH')"
+          env
+
       - name: Login to Gitea Container Registry
         uses: docker/login-action@v2
         with: