Added markdown document files for various configuration settings. Each configuration is documented separately for clarity and ease of reference. The configurations covered in this pull request include:

1. Editor Settings: Details on the recommended editor settings for the project.
2. ESLint Configuration: Explanation of the ESLint configuration used in the project.
3. Extensions: List of recommended extensions for the project.
4. Prettier RC: Configuration details for Prettier.
5. Husky: Overview of Husky setup in the project.
6. Precommit: Explanation of the precommit configuration.