configure git repo to avoid crlf / bom issues

.editorconfig

@@ -0,0 +1,10 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false

.gitattributes

@@ -0,0 +1,23 @@
+* text=auto eol=lf
+
+*.md   text eol=lf
+*.yml  text eol=lf
+*.yaml text eol=lf
+*.env  text eol=lf
+*.sh   text eol=lf
+
+*.bat  text eol=crlf
+*.cmd  text eol=crlf
+
+*.png  binary
+*.jpg  binary
+*.jpeg binary
+*.gif  binary
+*.pdf  binary
+*.zip  binary
+*.gz   binary
+*.7z   binary
+*.exe  binary
+*.dll  binary
+*.so   binary
+*.dylib binary