add uv

Signed-off-by: William Woodruff <william@astral.sh>

Author: woodruffw

.github/workflows/test.yml

@@ -25,4 +25,7 @@ jobs:
         with:
           persist-credentials: false
 
+      - name: setup uv
+        uses: astral-sh/setup-uv@85856786d1ce8acfbcc2f13a5f3fbd6b938f9f41 # v7.1.2
+
       - run: make test