iteration test and ninja to CI

.github/workflows/build-bazel.yml

@@ -3,30 +3,7 @@ name: build-bazel
 on: [push, pull_request]
 
 jobs:
-  bazel_workspace:
-    runs-on: ${{ matrix.os }}
-    strategy:
-      matrix:
-        os: [macos-latest]
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: bazelbuild/setup-bazelisk@v3
-
-      - name: bazel clean
-        run: bazel clean
-
-      - name: build bazel
-        run: bazel build --enable_workspace //...
-
-      - name: test all
-        run:  bazel test --enable_workspace //...
-
-      - name: test example
-        run: ./bazel-bin/call-highs-example
-
-  bazel_bzlmod:
+  bazel:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:

.github/workflows/build-python-package.yml

@@ -11,6 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - uses: seanmiddleditch/gha-setup-ninja@master
 
       - name: Build sdist
         run: |
@@ -20,6 +21,7 @@ jobs:
       - name: Install sdist
         run: |
           ls dist
+          python3 -m pip install scikit-build-core
           python3 -m pip install dist/*.tar.gz
 
       - name: Test highspy

.github/workflows/build-python-sdist.yml

@@ -11,6 +11,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+      - uses: seanmiddleditch/gha-setup-ninja@master
 
       - name: Build sdist
         shell: bash
@@ -21,8 +22,8 @@ jobs:
 
       - name: install highspy
         run: |
-          python3 -m pip install --user scikit-build-core 
-          python3 -m pip install --user dist/*.tar.gz
+          python3 -m pip install scikit-build-core --user
+          python3 -m pip install dist/*.tar.gz --user 
 
       - name: Test Python Examples
         run: |