Merge pull request #287 from FujiwaraChoki/docs/update-sponsor-section

docs: update sponsor section to Post Bridge

Merge pull request #282 from FujiwaraChoki/feat/db-job-queue

Merge pull request #284 from FujiwaraChoki/docs/queue-architecture-guides

Merge pull request #283 from FujiwaraChoki/test/backend-queue-tests-stack

docs: update setup script for worker and local DB default

test: force isolated DB URL before backend imports

fix: improve queue defaults and legacy cancel selection

docs: document queue architecture and add setup helper

test: add coverage for queue API, worker, and repository

feat: move generation to DB-backed queue worker

Massive Overhaul

Update README.md

Update README.md

Update README.md