Added necessary library and fix actions logic

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

@@ -12,6 +12,8 @@ jobs:
   build:
     runs-on: ${{ matrix.os }}
 
+    permissions: write-all
+
     strategy:
       # Set fail-fast to false to ensure that feedback is delivered for all matrix combinations. Consider changing this to true when your workflow is stable.
       fail-fast: false
@@ -58,7 +60,7 @@ jobs:
         # this is for build testing only, not shipping binaries, so don't bother verifying the key
       if: ${{matrix.os == 'ubuntu-latest'}}
       run: |
-        sudo apt-get install -y cmake build-essential libgtk2.0-dev libgtk-3-dev
+        sudo apt-get install -y build-essential libgtk2.0-dev libgtk-3-dev
 
     - name: Configure CMake
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.

CMakeLists.txt

@@ -9,9 +9,9 @@ ExternalProject_Add(wxwidgets
   STEP_TARGETS   build
 )
 aux_source_directory(. SRC_LIST)
-#find_package(wxWidgets REQUIRED COMPONENTS net core base)
-#if(wxWidgets_USE_FILE) # not defined in CONFIG mode
-#    include(${wxWidgets_USE_FILE})
-#endif()
+find_package(wxWidgets REQUIRED COMPONENTS net core base)
+if(wxWidgets_USE_FILE) # not defined in CONFIG mode
+    include(${wxWidgets_USE_FILE})
+endif()
 add_executable(${PROJECT_NAME} ${SRC_LIST})
 target_link_libraries(${PROJECT_NAME} ${wxWidgets_LIBRARIES})