fix: add .editorconfig to fix error due to line endings on Windows

.gitattributes

@@ -0,0 +1,43 @@
+# Enforce LF endings across all text files
+* text=auto eol=lf
+
+# --- TypeScript & JavaScript ---
+*.ts     text eol=lf
+*.tsx    text eol=lf
+*.js     text eol=lf
+*.jsx    text eol=lf
+
+# --- CSS ---
+*.css    text eol=lf
+
+# --- Shell Scripts ---
+*.sh     text eol=lf
+
+# --- SQL (PL/pgSQL scripts) ---
+*.sql    text eol=lf
+
+# --- Docker ---
+Dockerfile* text eol=lf
+*.dockerignore text eol=lf
+
+# --- Config & Markup ---
+*.json   text eol=lf
+*.yml    text eol=lf
+*.yaml   text eol=lf
+*.env    text eol=lf
+*.md     text eol=lf
+*.toml   text eol=lf
+*.html   text eol=lf
+*.xml    text eol=lf
+
+# --- Binary files (no line ending normalization) ---
+*.png    binary
+*.jpg    binary
+*.jpeg   binary
+*.gif    binary
+*.ico    binary
+*.woff   binary
+*.woff2  binary
+*.ttf    binary
+*.eot    binary
+*.pdf    binary