ISO Downloader with native GUI and checksum verification

.gitignore

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+# Build-Verzeichnisse
+/build/
+/build-*/
+cmake-build-*/
+
+# CMake-Artefakte
+CMakeCache.txt
+CMakeFiles/
+cmake_install.cmake
+CTestTestfile.cmake
+Makefile
+*.cmake
+!CMakeLists.txt
+
+# Qt / MOC / UIC / RCC
+moc_*.cpp
+moc_*.h
+*_autogen/
+qrc_*.cpp
+ui_*.h
+*.qmake.stash
+.qmake.cache
+
+# Kompilate
+*.o
+*.obj
+*.so
+*.a
+*.dll
+*.dylib
+*.exe
+glorious-iso-dl
+
+# Heruntergeladene ISOs und unfertige Downloads
+*.iso
+*.img
+*.part
+
+# Editor / IDE
+.idea/
+.vscode/
+*.user
+*.swp
+*~
+.DS_Store
+compile_commands.json
+.claude/