Make grep CLI App in Rust

Steps

• Step 1. Introduction
  • 1.1 Preparation
  • 1.2 Objectives
• Step 2. Development
  • 2.1 Folder Structure
  • 2.2 Initial Version
  • 2.3 Add Functionalities
  • 2.4 Add Tests
  • 2.5 Add Lint
  • 2.6 Build
  • 2.7 Support Pipes
  • 2.8 Support Multiple File Paths