Create firebase.py

[yaviral17]

This file contains major code of firebase integration

[Mr-Sunglasses]

@yaviral17 Initially in the project we are using .env files to load all the secret keys, so it is good that you can use that defining format here

ref: https://github.com/Mr-Sunglasses/pastebin-telegram/blob/master/pastebin-bot/API.py

[yaviral17]

@Mr-Sunglasses Yup I totally agree with your vision of using .env thank you for the guidance 😊

[yaviral17]

@Mr-Sunglasses according to your requirement I have updated the code to fetch the API's information from the .env file. Please review it and I am always here to hear from you 😊