simplify and cleanup

Author: ocefpaf

.github/workflows/test.yaml

@@ -1,18 +1,7 @@
-
 name: test
 
 on: [push, pull_request]
 
-env:
-  PIXI_VERSION: v0.47.0
-
-# # Gave up -- could not figure out how to use environment variables :-(
-# env:
-#   # I got these from: https://github.com/prefix-dev/setup-pixi/blob/main/README.md
-#   # they seem to keep it pretty up to date
-#   SETUP_PIXI_VERSION: v0.8.1
-#   PIXI_VERSION: v0.29.0
-
 jobs:
   test:
     runs-on: ${{ matrix.os }}
@@ -21,28 +10,22 @@ jobs:
       matrix:
         os: ["ubuntu-latest", "windows-latest", "macos-latest"]
         environment: [test310, test311, test312, test313]
+    
     steps:
-      - uses: actions/checkout@v4
-      - uses: prefix-dev/[email protected]
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
+      - name: Setup pixi
+        uses: prefix-dev/setup-pixi@19eac09b398e3d0c747adc7921926a6d802df4da  # v0.8.8
         with:
-          pixi-version: latest
           cache: true
-          # auth-host: prefix.dev
-          # auth-token: ${{ secrets.PREFIX_DEV_TOKEN }}
-      - run: pixi run --environment ${{ matrix.environment }} test
-  lint:
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-    steps:
-      - uses: actions/checkout@v4
-      - uses: prefix-dev/[email protected]
-        with:
-          pixi-version: latest
-          cache: true
-          # auth-host: prefix.dev
-          # auth-token: ${{ secrets.PREFIX_DEV_TOKEN }}
-      - run: pixi run --environment test310 lint
+
+      - name: Tests
+        run: >
+          pixi run --environment ${{ matrix.environment }} test
+        
+      - name: Lint
+        if: contains(${{ matrix.os }}, 'ubuntu')
+        run: >
+          pixi run --environment test310 lint