apply pr suggestions

.github/workflows/python.yml

@@ -3,12 +3,11 @@ name: Python package CI
 on: [ push, pull_request ]
 
 jobs:
-  test:
-
+  build:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        python-version: [ "3.9", "3.10", "3.11", "3.12" ]
+        python-version: [ "3.9", "3.12" ]
 
     steps:
       - uses: actions/checkout@v4
@@ -21,10 +20,23 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install setuptools wheel ruff
-
-      - name: Run ruff
-        run: ruff check nucypher_ops
+          pip install setuptools wheel
 
       - name: Build dist
         run: python setup.py sdist bdist_wheel
+
+  lint:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python 3.12
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+
+      - name: Install ruff
+        run: pip install ruff
+
+      - name: Run ruff
+        run: ruff check --output-format=github nucypher_ops