build(cmake): only allow to build as python extension

.devcontainer/Dockerfile

@@ -14,6 +14,7 @@ RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
     g++ \
     gdb \
     just \
+    lcov \
     ninja-build \
     python3 \
     openmpi-bin \

.devcontainer/postStartCommand.sh

@@ -8,4 +8,4 @@ echo "Set up development environment in $WORKSPACE"
 uv sync --all-groups --all-extras -v
 
 # install prek hooks
-uv run prek install --install-hooks
+uv run prek install --install-hooks --overwrite

.github/workflows/copilot-setup-steps.yml

@@ -14,6 +14,9 @@ jobs:
   copilot-setup-steps:
     runs-on: ubuntu-26.04
 
+    env:
+      CPM_USE_LOCAL_PACKAGES: "TRUE"
+
     permissions:
       contents: read
 
@@ -36,5 +39,4 @@ jobs:
 
       - name: Install package
         run: |
-          export CPM_USE_LOCAL_PACKAGES=TRUE
-          uv sync --all-extras
+          uv sync --all-groups --all-extras -v

.github/workflows/docpages.yml

@@ -39,6 +39,9 @@ jobs:
   build:
     runs-on: ubuntu-26.04
 
+    env:
+      SKBUILD_CMAKE_DEFINE: monoprop_ENABLE_CXX_UNIT_TESTS=OFF
+
     steps:
       - name: Checkout
         uses: actions/checkout@v7.0.1