ci: observe full dependency resolution on Python 3.12

Add an informational Ubuntu job that installs all optional and test dependencies on Python 3.12, checks the resolved environment, and uploads a version snapshot. Keep the existing Python 3.10 full-dependency matrix unchanged.

Assisted-by: OpenAI Codex
Signed-off-by: Demetrios Agourakis <demetrios@agourakis.med.br>

Author: agourakis82

.github/workflows/cicd_tests.yml

@@ -290,6 +290,44 @@ jobs:
         ./runtests.sh --min
       shell: bash
 
+  full-dep-py312-resolution:
+    runs-on: ubuntu-latest
+    needs: test_skip
+    if: needs.test_skip.outputs.skip == 0
+    continue-on-error: true  # Observe newer dependency resolution without blocking unrelated PRs.
+    timeout-minutes: 90
+    steps:
+    - name: Clean unused tools
+      run: |
+        find /opt/hostedtoolcache/* -maxdepth 0 ! -name 'Python' -exec rm -rf {} \;
+        sudo rm -rf /usr/share/dotnet
+        sudo rm -rf /usr/local/lib/android
+        sudo rm -rf /opt/ghc /usr/local/.ghcup
+        sudo docker system prune -f
+    - uses: actions/checkout@v7
+    - name: Set up Python ${{ env.PYTHON_VER3 }}
+      uses: actions/setup-python@v6
+      with:
+        python-version: ${{ env.PYTHON_VER3 }}
+        cache: 'pip'
+    - name: Install complete dependencies
+      shell: bash
+      run: |
+        python -m pip install --upgrade pip wheel tomli
+        python monai/config/print_dependencies.py build-system | xargs pip install --no-build-isolation
+        python -m pip install --no-build-isolation '.[all,testing]'
+        python -m pip check
+    - name: Record resolved dependencies
+      if: always()
+      shell: bash
+      run: python -m pip freeze > py312-full-dep-resolved.txt
+    - name: Upload resolved dependencies
+      if: always()
+      uses: actions/upload-artifact@v7
+      with:
+        name: py312-full-dep-resolved
+        path: py312-full-dep-resolved.txt
+
   hyena-dep:  # Optional HyenaND dependency + the no-CUDA Hyena tests.
     # nvsubquadratic >= 0.1.1 supports Python >= 3.10 and keeps its CUDA-kernel sdist
     # (subquadratic-ops-torch-cu12) plus the megatron / dali / timm packages in opt-in