This release adds comprehensive markdown linting support with stricter
formatting rules to ensure consistent documentation across projects.

- Integrated eslint-plugin-markdownlint with MD001-MD050 rules
- Custom stricter formatting rules:
  - MD007: 4-space indentation for nested lists
  - MD013: 80-character line length limit
  - MD041: Disabled (first line heading requirement)
- Added filename-case exception for uppercase .md files

- Added precommit script for validation pipeline
- Added publint for package validation
- Updated documentation to comply with new markdown rules

- eslint-plugin-markdownlint
- npm-run-all2
- publint