install cmake

This reverts commit c42cb0df62.

.github/actions/xahau-ga-get-commit-message/action.yml

@@ -18,10 +18,11 @@ runs:
   using: 'composite'
   steps:
     - name: Get commit message and set environment variable
-      shell: python
+      shell: bash
       env:
         GH_TOKEN: ${{ github.token }}
       run: |
+        python3 - << 'PY'
         import json
         import os
         import secrets
@@ -72,3 +73,4 @@ runs:
 
         print(f"✓ XAHAU_GA_COMMIT_MSG set (available to all subsequent steps)")
         print("==========================================")
+        PY

.github/workflows/build-in-docker.yml

@@ -33,7 +33,7 @@ jobs:
           fetch-depth: 2 # Only get the last 2 commits, to avoid fetching all history
 
   build:
-    runs-on: [self-hosted, vanity]
+    runs-on: [self-hosted, xahaud-build]
     needs: [checkout]
     defaults:
       run:
@@ -74,7 +74,7 @@ jobs:
           fi
 
   tests:
-    runs-on: [self-hosted, vanity]
+    runs-on: [self-hosted, xahaud-build]
     needs: [build, checkout]
     defaults:
       run:
@@ -84,7 +84,7 @@ jobs:
         run: /bin/bash docker-unit-tests.sh
 
   cleanup:
-    runs-on: [self-hosted, vanity]
+    runs-on: [self-hosted, xahaud-build]
     needs: [tests, checkout]
     if: always()
     steps:

.github/workflows/levelization.yml

@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   check:
-    runs-on: [self-hosted, generic]
+    runs-on: ubuntu-22.04
     env:
       CLANG_VERSION: 10
     steps:

.github/workflows/verify-generated-headers.yml

@@ -18,7 +18,7 @@ jobs:
             generator: bash ./hook/generate_sfcodes.sh
           - target: hook/tts.h
             generator: ./hook/generate_tts.sh
-    runs-on: [self-hosted, generic]
+    runs-on: ubuntu-22.04
     name: ${{ matrix.target }}
     steps:
       - name: Checkout repository

.github/workflows/xahau-ga-macos.yml

@@ -20,7 +20,7 @@ jobs:
           - Ninja
         configuration:
           - Debug
-    runs-on: macos-15-xlarge
+    runs-on: macos-15
     env:
       build_dir: .build
       # Bump this number to invalidate all caches globally.

.github/workflows/xahau-ga-nix.yml

@@ -168,7 +168,7 @@ jobs:
 
   build:
     needs: matrix-setup
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, generic]
     outputs:
       artifact_name: ${{ steps.set-artifact-name.outputs.artifact_name }}
     strategy:
@@ -183,6 +183,16 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
         
+      - name: Install python if not installed
+        run: |
+          if ! which python3 > /dev/null 2>&1; then
+            sudo apt-get update
+            sudo apt-get install -y python3 python-is-python3
+          fi
+          if ! which pip3 > /dev/null 2>&1; then
+            sudo apt-get install -y python3-pip
+          fi
+
       - name: Get commit message
         id: get-commit-message
         uses: ./.github/actions/xahau-ga-get-commit-message
@@ -194,7 +204,10 @@ jobs:
       - name: Install build dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y ninja-build ${{ matrix.cc }} ${{ matrix.cxx }} ccache
+          sudo apt install software-properties-common
+          sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
+          sudo apt update
+          sudo apt-get install -y cmake ninja-build ${{ matrix.cc }} ${{ matrix.cxx }} ccache
 
           # Install the specific GCC version needed for Clang
           if [ -n "${{ matrix.clang_gcc_toolchain }}" ]; then
@@ -258,7 +271,7 @@ jobs:
           fi
 
           # Install Conan 2
-          pip install --upgrade "conan>=2.0,<3"
+          pip3 install --upgrade "conan>=2.0,<3"
 
       - name: Check environment
         run: |