Keep IPOPT extra commented out to avoid --all-extras breakage

The test_optional_solvers workflow uses uv sync --all-extras, which would
try to build cyipopt without system IPOPT installed. Instead, install
cyipopt directly via uv pip in test_nlp_solvers where the system library
is available.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Transurgeon

.github/workflows/test_nlp_solvers.yml

@@ -29,7 +29,9 @@ jobs:
         if: runner.os == 'macOS'
         run: brew install ipopt
       - name: Install dependencies
-        run: uv sync --extra IPOPT --dev
+        run: |
+          uv sync --dev
+          uv pip install cyipopt
       - name: Print installed solvers
         run: uv run python -c "import cvxpy; print(cvxpy.installed_solvers())"
       - name: Run nlp tests

pyproject.toml

@@ -94,7 +94,7 @@ SCS = []
 XPRESS = ["xpress>=9.5"]
 DAQP = ["daqp"]
 KNITRO = ["knitro"]
-IPOPT = ["cyipopt"]
+# IPOPT = ["cyipopt"]  # requires system IPOPT; excluded from --all-extras
 testing = ["pytest", "hypothesis"]
 doc = ["sphinx",
        "sphinxcontrib.jquery",