feat: initial commit for media tracking software

- Setup C++/Qt6 desktop application structure
- Added initial Go proxy backend for TMDB/IGDB integration

.gitignore

@@ -0,0 +1,37 @@
+# ---- CMake / C++ build ----
+/build/
+build*/
+cmake-build-*/
+CMakeCache.txt
+CMakeFiles/
+CMakeUserPresets.json
+*.o
+*.obj
+*.a
+*.so
+*.dylib
+
+# Qt generated (AUTOMOC/AUTOUIC/AUTORCC)
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+*.moc
+
+# ---- Go server ----
+server/umt-tmdb-proxy
+server/*.exe
+
+# Secrets / local config (keep .env.example tracked)
+.env
+server/.env
+*.local
+
+# ---- Editors / IDEs ----
+.vscode/
+.idea/
+*.swp
+*~
+
+# ---- OS ----
+.DS_Store
+Thumbs.db