Adds .gitignore file.

.gitignore

+# Project specific
+*.layout
+*.o
+obj/
+*.res
+projects/
+
+# IDE Files
+.vscode
+
+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
+*.lo
+*.o
+*.obj
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Compiled Dynamic libraries
+*.so
+*.dylib
+*.dll
+
+# Fortran module files
+*.mod
+*.smod
+
+# Compiled Static libraries
+*.lai
+*.la
+*.a
+*.lib
+
+# Executables
+*.exe
+*.out
+*.app
+
+# Build directories
+build
+
+# Python artifacts
+__pycache__
+
+# CMake user files
+CMakeUserPresets.json