.editorconfig https://editorconfig.org/

.editorconfig

# http://editorconfig.org

# top-most EditorConfig file
root = true

# Unix-style newlines with a newline ending every file
[*]
charset = utf-8
end_of_line = lf
indent_style = space
indent_size = 2
insert_final_newline = true
trim_trailing_whitespace = true

# Keep whitespace in markdown files
[*.{md,mdx}]
trim_trailing_whitespace = false