FINAL STAGE COLAB NOTEBOOK LINK https://colab.research.google.com/drive/1nxXmlTS5NaPHCdE7snawk72bOwf7EAcM?usp=sharing VIDEOS TO REFER 1. FIRESTORE IMPLEMENTATION https://youtu.be/N0j6Fe2vAK4 2. EXPLANATION AND DEMO VIDEO https://youtu.be/_p3IgezRqwE