Downloads need an initial build then the data is on the disk

Why:
* add subdirectory in CMake requires the CMakeFile that is not downloaded yet

Changes to be committed:
	modified:   .github/workflows/cmake-multi-platform.yml

.github/workflows/cmake-multi-platform.yml

@@ -144,13 +144,13 @@ jobs:
         -DEGOA_ENABLE_BONMIN=OFF
         -DEGOA_ENABLE_BOOST=OFF
         -DEGOA_ENABLE_CPLEX=OFF
-        -DEGOA_ENABLE_DOCUMENTATION=ON
+        -DEGOA_ENABLE_DOCUMENTATION=OFF
         -DEGOA_ENABLE_EXCEPTION_HANDLING=ON
         -DEGOA_ENABLE_GUROBI=OFF
         -DEGOA_ENABLE_IPOPT=OFF
         -DEGOA_ENABLE_OGDF=OFF
         -DEGOA_ENABLE_OPENMP=OFF
-        -DEGOA_ENABLE_TESTS=ON
+        -DEGOA_ENABLE_TESTS=OFF
         -DEGOA_ENABLE_VERBOSE_MAKEFILE=ON
         -DEGOA_PEDANTIC_AS_ERRORS=OFF
         -DEGOA_PEDANTIC_MODE=ON
@@ -181,6 +181,64 @@ jobs:
       if: startsWith(matrix.os,'windows-')
       run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
 
+    # Downloads are done
+    - name: Configure CMake Full
+      env:
+        CMAKE_PREFIX_PATH: ${{env.Qt6_DIR}}
+        CMAKE_MODULE_PATH: ${{env.Qt6_DIR}}
+      # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
+      # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
+      run: >
+        cmake -B ${{ steps.strings.outputs.build-output-dir }}
+        -DCMAKE_CXX_COMPILER=${{ matrix.cpp_compiler }}
+        -DCMAKE_C_COMPILER=${{ matrix.c_compiler }}
+        -DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
+        -DBoost_NO_SYSTEM_PATHS=TRUE
+        -DEGOA_BUILD_TYPE=${{ matrix.build_type }}
+        -DEGOA_DOWNLOAD_CPPAD=OFF
+        -DEGOA_DOWNLOAD_EIGEN=OFF
+        -DEGOA_DOWNLOAD_GOOGLE_TEST_FRAMEWORK=OFF
+        -DEGOA_DOWNLOAD_IEEE=OFF
+        -DEGOA_DOWNLOAD_PYPSA_EUR=OFF
+        -DEGOA_DOWNLOAD_PYPSA_ITI_COLLABORATION=OFF
+        -DEGOA_DOWNLOAD_SCIGRID=OFF
+        -DEGOA_DOWNLOAD_WINDFARM=OFF
+        -DEGOA_ENABLE_ASSERTION=ON
+        -DEGOA_ENABLE_BONMIN=OFF
+        -DEGOA_ENABLE_BOOST=OFF
+        -DEGOA_ENABLE_CPLEX=OFF
+        -DEGOA_ENABLE_DOCUMENTATION=ON
+        -DEGOA_ENABLE_EXCEPTION_HANDLING=ON
+        -DEGOA_ENABLE_GUROBI=OFF
+        -DEGOA_ENABLE_IPOPT=OFF
+        -DEGOA_ENABLE_OGDF=OFF
+        -DEGOA_ENABLE_OPENMP=OFF
+        -DEGOA_ENABLE_TESTS=ON
+        -DEGOA_ENABLE_VERBOSE_MAKEFILE=ON
+        -DEGOA_PEDANTIC_AS_ERRORS=OFF
+        -DEGOA_PEDANTIC_MODE=ON
+        -DEGOA_TEST_FRAMEWORK=OfflineGoogleTestFramework
+        -DEGOA_TEST_FRAMEWORK_LOCATION=external/GoogleTestFramework
+        -DEGOA_THREAD_LIMIT=0
+        -DEGOA_WARNINGS_AS_ERRORS=ON
+        -DBONMIN_ROOT_DIR="NONE-DIR"
+        -DBoost_DIRECTORIES="/opt/homebrew/opt/boost/"
+        -DCOIN_INCLUDE_DIR="NONE-DIR"
+        -DCOIN_LIBRARY_DIR="NONE-DIR"
+        -DCPLEX_HOME="NONE-DIR"
+        -DGUROBI_ROOT_DIR="NONE-DIR"
+        -DOGDF_AUTOGEN_INCLUDE_DIR="NONE-DIR"
+        -DOGDF_INCLUDE_DIR="NONE-DIR"
+        -DOGDF_LIBRARY_DIR="NONE-DIR"
+        -DOPENMP_INCLUDES="/opt/homebrew/opt/llvm/include"
+        -DOPENMP_LIBRARIES="/opt/homebrew/opt/llvm/lib"
+        -S ${{ github.workspace }}
+
+    - name: Build without Windows
+      # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
+      if: ${{ !startsWith(matrix.os,'windows-') }}
+      run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
+
     - name: Test
       working-directory: ${{ steps.strings.outputs.build-output-dir }}
       # Execute tests defined by the CMake configuration. Note that --build-config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).