WhatsApp Link & QR Generator - Telegram bot

Download Ngrok:
- Visit the Ngrok website https://ngrok.com/download and download the appropriate version for your operating system.
Installation:
- Unzip the downloaded file.
- Move the Ngrok binary to a directory in your system's PATH for easier access.
Signup/Login to Ngrok:
- If you haven't already, sign up for a Ngrok account on their website https://ngrok.com/signup.
Authenticating Ngrok:
- Log in to your Ngrok account using the following command:
```
ngrok authtoken YOUR_AUTH_TOKEN
```
  Replace YOUR_AUTH_TOKEN with the token provided in your Ngrok account dashboard.
Exposing Port 5001:
- To expose port 5001 on your local machine, run the following command:
```
ngrok http 5001
```
Accessing the Public URL:
- After running the command, Ngrok will generate a public URL that forwards to your local port 5001.
- Copy the provided HTTPS URL and share it with anyone you want to access your application.
Testing:
- To ensure everything is set up correctly, open a web browser and paste the Ngrok URL.
- You should be able to access your application running on port 5001.
Closing Ngrok:
- When you're done with Ngrok, simply press Ctrl + C in the terminal where Ngrok is running to stop the tunnel.
Additional Notes:
- Ngrok provides various features and configurations. Refer to the Ngrok documentation for advanced usage: https://ngrok.com/docs.

Copy the example file
- Inside the functions folder, copy the .env.example file contents into a new .env file
Insert values
- Replace each entry with real values:
  - BOT_ENDPOINT is compound by ngrok public URL + Firebase functions endpoint - eg https://da00-000-000-000-000.ngrok-free.app/whatsapp-link-generator-aa0a0/us-central1/botHandler
  - BOT_TOKEN can be retrieved from BotFather on Telegram

oliveirarthur/whatsapp-link-qr-generator-bot