Try to slim the conda environment

environment-build.yml

@@ -1,7 +0,0 @@
-name: build-cgl
-channels:
-  - conda-forge
-dependencies:
-  # Build dependencies
-  - cmake
-  - cxx-compiler

environment-host.yml

@@ -1,18 +0,0 @@
-name: cgl
-channels:
-  - conda-forge
-dependencies:
-  # Build dependencies
-  - cmake
-  # Host dependencies
-  - xeus-zmq=1.0.1
-  - cling=0.9
-  - nlohmann_json
-  - cppzmq
-  - xtl=0.7
-  - pugixml
-  - cpp-argparse
-  # Test dependencies
-  - pytest
-  - jupyter_kernel_test
-  - doctest >= 2.4.6

environment.yml

@@ -2,10 +2,6 @@ name: cgl
 channels:
   - conda-forge
 dependencies:
-  - python=3.10
-  - mamba==1.1.0
-  - conda==22.9.0
-  - pip
   - pip:
     - matplotlib
     - more-itertools
@@ -13,8 +9,4 @@ dependencies:
     - Pillow
     - scipy
   - xeus-cling
-  - ca-certificates
-  - certifi
-  - openssl
-  - jupyterlab
   - boost