chore: init frontend+backend skeleton

.gitignore

@@ -0,0 +1,23 @@
+# C++
+/build/
+/build-*/
+**/CMakeFiles/
+**/CMakeCache.txt
+**/compile_commands.json
+**/*.o
+**/*.a
+**/*.so
+
+# Drogo/Logs
+**/*.log
+
+# Node
+**/node_modules/
+**/.next/
+**/out/
+**/.turbo/
+
+# OS/IDE
+.DS_Store
+.idea/
+.vscode/