try append to path

.github/workflows/ci.yml

@@ -31,13 +31,15 @@ jobs:
         with:
           path: rattler-build/artifacts/  # this path is gitignored, so it won't be in the checkout, only the cache
           key: ${{ runner.os }}-${{ needs.set-deps-hash.outputs.deps-hash }}
-      - uses: prefix-dev/[email protected]
-        with:
-          pixi-version: v0.29.0
-      - name: Build artifacts
+      - name: Install pixi & rattler-build
         if: steps.restore-cache.outputs.cache-hit != 'true'
         run: |
+          curl -fsSL https://pixi.sh/install.sh | bash
+          echo "$HOME/.pixi/bin" >> $GITHUB_PATH
           pixi global install rattler-build
+      - name: Build artifacts
+        if: steps.restore-cache.outputs.cache-hit != 'true'
+        run: |
           bash rattler-build/build.sh
       - name: Upload conda channel
         uses: actions/upload-artifact@v4