[Add] init

README.md

@@ -1,2 +1,25 @@
 # export-telegram-group-members
+
 Export Telegram group members
+
+## How to use
+
+1. Clone this repository:
+
+```bash
+git clone https://github.com/tiennm99/export-telegram-group-members.git
+```
+
+2. Install requirements:
+
+```bash
+pip install -r requirements.txt
+```
+
+3. Create a new Telegram app at [https://my.telegram.org](https://my.telegram.org) and get the `api_id` and `api_hash`.
+4. Copy `.env.example` to `.env` and fill in the `api_id`, `api_hash`, and `phone`.
+5. Run the script:
+
+```bash
+python main.py
+```