[Build] docs: update documentation for stakeholder preview

## GitHub Update **Repository:** [MKWcorp/halobugar](https://github.com/MKWcorp/halobugar) **Author:** MKWcorp **Date:** 4/5/2026, 5:09:22 PM **Commit:** [`d8cf07d`](https://github.com/MKWcorp/halobugar/commit/d8cf07db89431591305683b45819b9c1ded9a2b5) ### Commit Message docs: update documentation for stakeholder preview - Update main README with MVP status and tech stack - Update web README with completed features list - Add seed.sql for demo data (therapists, services) - Fix booking status enum (accepted instead of confirmed) - Update featured therapists with seed data IDs --- _This story was imported from historical commits._