修改action

Author: CppCXY

.github/workflows/build.yml

@@ -24,7 +24,7 @@ jobs:
             cmake ..
             cmake --build . --config Release
             ctest -V -C Release
-            cmake --install . --config Release --prefix ${{ github.workspace }}/artifact/${{ matrix.platform }}/
+            cmake --install . --config Release --prefix ${{ github.workspace }}/artifact/
           
     - name: Upload
       uses: actions/upload-artifact@v2