feat: Add CVXOPT solver infrastructure and VSCode settings

- Add CVXOPT dependency to pyproject.toml and uv.lock
- Create solver module with GLPK-based integer linear programming solver
- Add VSCode Python analysis settings
- Implement matrix and sparse matrix wrappers for CVXOPT
- Add GLPK solver wrapper with type-safe interfaces

pyproject.toml

@@ -7,6 +7,7 @@ requires-python = ">=3.10"
 dependencies = [
     "anyio>=4.8.0",
     "awkward>=2.7.4",
+    "cvxopt>=1.3.2",
     "jax[cuda12]>=0.5.1",
     "jaxtyping>=0.2.38",
     "opencv-contrib-python-headless>=4.11.0.86",