update deploy.yml

Author: brokkoli71

.github/workflows/deploy.yml

@@ -32,14 +32,18 @@ jobs:
       # Begin copy from ci.yml. Refactor?
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
-      - name: Install zarrita
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+
+      - name: Set up zarr-python
         run: |
-          python -m venv venv_zarrita
-          if [ "${{ runner.os }}" = "Windows" ]; then venv_zarrita/Scripts/pip install zarrita; else venv_zarrita/bin/pip install zarrita; fi
+          uv venv && uv init
+          uv add zarr
+          uv add zarrita
 
       - name: Download testdata
         run: |