Refactor setup.py for upgrade code and project root

Updated setup.py to read upgrade code from a file and set the project root to the current working directory.

Dev official (#114)

- Fixed 0 views being shown in video page.
- Changed it so that the splash screen properly updates after pressing
scrape transcript or comment in video page.

Merge pull request #104 from Sakth1/Dev-official

Dev official:

- Added logo
- Reworked splash screen
- Reworked app startup
- Added readme
- Minor UI improvements

Update main.py

working on startup

Update build-release.yml

Fix print statement formatting in extract_metadata.py

Merge pull request #21 from Sakth1/audio-transcripts

Audio transcripts