Initial project files

app/CMakeLists.txt

@@ -0,0 +1,12 @@
+set(target mainApp)
+
+add_executable(${target}
+    main.cpp
+)
+
+target_compile_features(${target} PRIVATE cxx_std_23)
+
+target_link_libraries(${target}
+    PRIVATE
+        project_core
+)

app/main.cpp

@@ -0,0 +1,6 @@
+#include <print>
+
+int main(int argc, char **argv) {
+  std::println("Hello, GraphicsSandbox!");
+  return 0;
+}