add README.md

Author: Webrowse

README.md

@@ -0,0 +1,35 @@
+# Smart Tasker
+
+Smart Tasker is a command-line task tracker built with Rust. It lets you add, list, complete, and delete tasks directly from the terminal. All tasks are stored in a local JSON file (`data/tasks.json`), so there is no need for a database or external setup.
+
+---
+
+## Features
+
+- Add new tasks from the command line
+- List all tasks with their completion status
+- Mark tasks as completed
+- Delete tasks by ID
+- Simple and fast local storage using JSON
+
+---
+
+## Requirements
+
+- Rust and Cargo installed  
+  (Install from https://www.rust-lang.org/tools/install)
+
+---
+
+## How to Use
+
+```bash
+# Clone the repo
+git clone https://github.com/yourusername/smart-tasker.git
+cd smart-tasker
+
+# Run any command with cargo
+cargo run -- add "Write documentation"
+cargo run -- list
+cargo run -- complete 2
+cargo run -- delete 1