Try another approach to install pixi

Author: Robinlovelace

.github/workflows/pixi.yml

@@ -13,11 +13,8 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Install Pixi
-        run: |
-          curl -fsSL https://pixi.sh/install.sh | sh
-          # make pixi available in PATH for following steps
-          echo "$HOME/.local/bin" >> $GITHUB_PATH
+      - name: Setup Pixi
+        uses: prefix-dev/setup-pixi@v0.9.0
 
       - name: Install project dependencies with pixi
         run: pixi install