Normalize line endings via .gitattributes

Author: ndeybach

.gitattributes

@@ -0,0 +1,48 @@
+# Normalize all text; let Git detect text vs binary
+* text=auto
+
+# Code & scripts (force LF in working tree)
+*.py    eol=lf
+*.pyi   eol=lf
+*.pyx   eol=lf
+*.pxd   eol=lf
+*.pxi   eol=lf
+*.c     eol=lf
+*.h     eol=lf
+
+*.sh    eol=lf
+scripts/* eol=lf
+Makefile eol=lf
+docs/Makefile eol=lf
+
+# Config / metadata
+*.toml  eol=lf
+*.cfg   eol=lf
+*.ini   eol=lf
+*.yml   eol=lf
+*.yaml  eol=lf
+*.json  eol=lf
+*.in    eol=lf
+
+# Documentation
+*.rst   eol=lf
+*.md    eol=lf
+*.txt   eol=lf
+
+# Git / CI files
+.gitattributes eol=lf
+.gitignore    eol=lf
+.github/**    eol=lf
+
+# Binary assets
+*.png  binary
+*.jpg  binary
+*.jpeg binary
+*.gif  binary
+*.webp binary
+*.ico  binary
+*.mp4  binary
+*.mov  binary
+*.avi  binary
+*.mkv  binary
+*.wav  binary