extra unit tests for cuda updates

.github/workflows/extra-unit-cuda-updates.yml

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+name: extra-unit-cuda-updates
+
+on: [push, pull_request]
+
+jobs:
+  release:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Checkout HiGHS repo
+        uses: actions/checkout@v4
+        with:
+          repository: ERGO-Code/HiGHS
+          ref: cuda-updates
+          path: HiGHS
+
+      - name: Checkout highs-unit-tests repo
+        uses: actions/checkout@v4
+        with:
+          repository: galabovaa/highs-unit-tests
+          ref: cuda-updates
+          path: highs-unit-tests
+
+      - name: HiGHS dir 
+        working-directory: HiGHS
+        run: |
+          ls -a
+          pwd
+
+      - name: extra tests dir
+        working-directory: highs-unit-tests
+        run: |
+          ls -a
+          pwd
+        
+      - name: workspace dir
+        working-directory: ${{runner.workspace}} 
+        run: |
+          ls -a
+          pwd
+
+      - name: Symlink extra tests to HiGHS
+        working-directory: ${{runner.workspace}}/highs-tests/HiGHS/check
+        run: |
+          ls -a
+          pwd 
+          mv ${{runner.workspace}}/highs-tests/highs-unit-tests ./highs-unit-tests
+          cd highs-unit-tests
+          ls -a
+          pwd
+
+      - name: Create Build Environment
+        run: cmake -E make_directory ${{runner.workspace}}/build
+
+      - name: Configure CMake
+        shell: bash
+        working-directory: ${{runner.workspace}}/build
+        run: cmake ${{runner.workspace}}/highs-tests/HiGHS -DALL_TESTS=ON -DBUILD_EXTRA_UNIT_TESTS=ON
+
+      - name: Build
+        working-directory: ${{runner.workspace}}/build
+        shell: bash
+        run: |
+          cmake --build . --parallel 
+
+      - name: Test
+        working-directory: ${{runner.workspace}}/build
+        shell: bash
+        # Execute tests defined by the CMake configuration.
+        # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+        run: ctest --parallel --timeout 300 --output-on-failure