CI: move actions steps into workflows

.github/workflows/style.yml

@@ -26,10 +26,19 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: "./.github/actions/test_setup"
+      - name: Set up Python
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
 
+      - name: Install grid3d-maps
+        run: |
+          pip install -U pip
+          pip install ".[tests]"
+
+      - name: List all installed packages
+        run: pip freeze
+
       - name: ruff check
         if: ${{ always() }}
         run: ruff check .

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
   testing:
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
         os: [ubuntu-latest]
         include:
           - os: macos-latest
@@ -34,29 +34,49 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: "./.github/actions/test_setup"
+      - name: Set up Python
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
 
+      - name: Install grid3d-maps
+        run: |
+          python -m pip install -U pip
+          pip install ".[tests]"
+
+      - name: List all installed packages
+        run: pip freeze
+
       - name: Run test
         run: pytest -n 4 tests/test_scripts --disable-warnings
 
   test_vs_ert:
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
         os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
+    env:
+      MPLBACKEND: Agg
 
     steps:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - uses: "./.github/actions/test_setup"
+      - name: Set up Python
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
 
+      - name: Install grid3d-maps
+        run: |
+          pip install -U pip
+          pip install ".[tests]"
+
+      - name: List all installed packages
+        run: pip freeze
+
       - name: Run test vs ERT
         run: |
           pip install ert