Revert changes to ci and update readme.md about cmake

Author: mcbarton

.github/workflows/deploy-github-page.yml

@@ -29,20 +29,24 @@ jobs:
 
       - name: install mamba
         uses: mamba-org/setup-micromamba@main
+        with:
+          init-shell: bash
 
       - name: Setup default Build Type on *nux
         if: ${{ runner.os != 'windows' }}
         run: |
           echo "ncpus=$(nproc --all)" >> $GITHUB_ENV
           
       - name: Setup emsdk
+        shell: bash -l {0}
         run: |
           cd $HOME
           git clone https://github.com/emscripten-core/emsdk.git
           cd emsdk
           ./emsdk install  ${{ matrix.emsdk_ver }}    
 
       - name: Build xeus-cpp
+        shell: bash -l {0}
         run: |
           $HOME/emsdk/emsdk activate ${{matrix.emsdk_ver}}
           source $HOME/emsdk/emsdk_env.sh
@@ -66,6 +70,7 @@ jobs:
           emmake make -j  ${{ env.ncpus }} install
 
       - name: Jupyter Lite integration 
+        shell: bash -l {0}
         run: |
           micromamba create -n xeus-lite-host jupyterlite-core
           micromamba activate xeus-lite-host

.github/workflows/main.yml

@@ -187,15 +187,19 @@ jobs:
           - name: ubu24
             os: ubuntu-24.04
             emsdk_ver: "3.1.45"
+            micromamba_shell_init: bash
           - name: osx13-x86
             os: macos-13
             emsdk_ver: "3.1.45"
+            micromamba_shell_init: bash
           - name: osx14-arm
             os: macos-14
             emsdk_ver: "3.1.45"
+            micromamba_shell_init: bash
           - name: osx15-arm
             os: macos-15
             emsdk_ver: "3.1.45"
+            micromamba_shell_init: bash
 
     steps:
       - uses: actions/checkout@v4
@@ -204,6 +208,9 @@ jobs:
 
       - name: install mamba
         uses: mamba-org/setup-micromamba@main
+        with:
+          init-shell: >-
+            ${{ matrix.micromamba_shell_init }}
 
       - name: Setup default Build Type on *nux
         if: ${{ runner.os != 'windows' }}
@@ -222,13 +229,15 @@ jobs:
           echo "ncpus=$env:ncpus" >> $env:GITHUB_ENV
 
       - name: Setup emsdk
+        shell: bash -l {0}
         run: |
           cd $HOME
           git clone https://github.com/emscripten-core/emsdk.git
           cd emsdk
           ./emsdk install  ${{ matrix.emsdk_ver }}
 
       - name: Build xeus-cpp
+        shell: bash -l {0}
         run: |
           $HOME/emsdk/emsdk activate ${{matrix.emsdk_ver}}
           source $HOME/emsdk/emsdk_env.sh
@@ -251,7 +260,8 @@ jobs:
             ..
           emmake make -j  ${{ env.ncpus }} install
 
-      - name: Jupyter Lite integration 
+      - name: Jupyter Lite integration
+        shell: bash -l {0}
         run: |
           micromamba create -n xeus-lite-host jupyterlite-core
           micromamba activate xeus-lite-host

README.md

@@ -63,7 +63,7 @@ to perform the python tests.
 
 ## Installation within a mamba environment (wasm build instructions)
 
-First clone the repository, and move into that directory
+These instructions will assume you have cmake installed on your system. First clone the repository, and move into that directory
 ```bash
 git clone --depth=1 https://github.com/compiler-research/xeus-cpp.git
 cd ./xeus-cpp