db.py

from pymongo import MongoClient

MONGO_URI = "mongodb+srv://KavinTharanika:Tharakavin0114@cluster0.rqic8gp.mongodb.net/?retryWrites=true&w=majority"

client = MongoClient(MONGO_URI)

db = client["certificate_system"]

users_collection = db["users"]
cert_collection = db["certificates"]