restore wf

Author: anakin87

.github/workflows/llama_cpp.yml

@@ -29,8 +29,6 @@ concurrency:
 env:
   PYTHONUNBUFFERED: "1"
   FORCE_COLOR: "1"
-  TEST_MATRIX_OS: '["ubuntu-latest", "windows-latest", "macos-latest"]'
-  TEST_MATRIX_PYTHON: '["3.10", "3.14"]'
 
 jobs:
   compute-test-matrix:
@@ -39,13 +37,26 @@ jobs:
       run:
         working-directory: .
     outputs:
-      os: ${{ steps.set.outputs.os }}
-      python-version: ${{ steps.set.outputs.python-version }}
+      matrix: ${{ steps.set.outputs.matrix }}
     steps:
       - id: set
         run: |
-          echo 'os=${{ github.event_name == 'push' && '["ubuntu-latest"]' || env.TEST_MATRIX_OS }}' >> "$GITHUB_OUTPUT"
-          echo 'python-version=${{ github.event_name == 'push' && '["3.10"]' || env.TEST_MATRIX_PYTHON }}' >> "$GITHUB_OUTPUT"
+          if [ "${{ github.event_name }}" = "push" ]; then
+            echo 'matrix=[{"os":"ubuntu-latest","python-version":"3.10"}]' >> "$GITHUB_OUTPUT"
+          else
+            MATRIX='['
+            MATRIX+='{"os":"ubuntu-latest","python-version":"3.10"},'
+            MATRIX+='{"os":"ubuntu-latest","python-version":"3.14"},'
+            MATRIX+='{"os":"windows-latest","python-version":"3.10"},'
+            MATRIX+='{"os":"windows-latest","python-version":"3.14"},'
+            # On macOS, pre-built wheels for 3.14 are not available and installing from source
+            # might fail due to missing dependencies (CMake fails with "OpenMP not found").
+            # We test with 3.12 instead because pre-built wheels are available for this version.            
+            MATRIX+='{"os":"macos-latest","python-version":"3.10"},'
+            MATRIX+='{"os":"macos-latest","python-version":"3.12"}'
+            MATRIX+=']'
+            echo "matrix=$MATRIX" >> "$GITHUB_OUTPUT"
+          fi
 
   run:
     name: Python ${{ matrix.python-version }} on ${{ startsWith(matrix.os, 'macos-') && 'macOS' || startsWith(matrix.os, 'windows-') && 'Windows' || 'Linux' }}
@@ -57,8 +68,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ${{ fromJSON(needs.compute-test-matrix.outputs.os) }}
-        python-version: ${{ fromJSON(needs.compute-test-matrix.outputs.python-version) }}
+        include: ${{ fromJSON(needs.compute-test-matrix.outputs.matrix) }}
 
     steps:
       - name: Support longpaths