refining CI more

Author: pavelkomarov

.github/workflows/test.yml

@@ -15,8 +15,8 @@ jobs:
         with:
           python-version: '3.x'
       - name: tests and coverage
-        run: |
-          sudo apt-get install -y libblas-dev liblapack-dev libsuitesparse-dev
+        run: | # top line is for building cvxopt from source, which is recently necessary for Python 3.14, too new for prebuilt wheel
+          sudo apt-get install -y libblas-dev liblapack-dev libsuitesparse-dev libglpk-dev
           pip install -e .[advanced,dev] coveralls
           coverage run --source=pynumdiff --omit='pynumdiff/_version.py,pynumdiff/tests/*,pynumdiff/utils/old_pi_cruise_control.py' -m pytest -s
           coverage xml