Feat: Implemented the final major feature of the app which is the comparison view + a lot of minor bug fixes

Fix: Multiple fixes across the app with the main being the popup now always opening on first click on unsupported sites for better usability

Feat: Redesigned advanced metrics views. + Decoupled multiple functions following the DRY principle + Added country flags to the initial data view

Feat: Added functionality for correctly displaying all of the advanced metrics (just needs better styling now). Fix: Reworked some of the if statements to ternaries for better readability and conciseness.

Feat: Added second background service worker that queries advanced brands data from Firebase db. + Fix: Changed logo and general extension styling was improved.

Feat: Added python code to write the json file with complete companies data to a collection in firebase

Styling: Added custom font + replaced exit button with a new svg + added new svg button for sending urls to db

Feat: Established connection with the database for loading valid urls. Incorporated functionality for checking it and reworked the background worker to check for both the brand of the product as well as the store that is selling it.
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Fix: Figured out the issue regarding ts not seeing chrome types + fixed data_small ts datatype issue