Full Scraper Migration to GitHub .md Files

**Is your feature request related to a problem? Please describe.**
Scraper is still used in `www-` repository sync logic. Previous PR (#2223) migrated some methods to GitHub files parsing. A complete migration is pending.

**Describe the solution you'd like**
Update repository sync logic and migrate away from scraper entirely.

**Describe alternatives you've considered**
Not applicable.

**Are you going to work on implementing this?**

- [x] Yes
- [ ] No

**Additional context**
Followup of #2223
Original Issue #2088