Chris Farhood
e119f4d0ce
- Purchase.user relationship to satisfy User.purchases back_populates - Store.user_accounts relationship to satisfy UserStoreAccount.store back_populates Co-Authored-By: Paperclip <noreply@paperclip.ing>
ReceiptWitness
Purchase data ingestion service for CartSnitch. Authenticates with grocery retailer web portals (Meijer, Kroger, Target) via Playwright, scrapes purchase history, and writes structured records to the shared PostgreSQL database.
Quick Start
# Install dependencies
pip install -e ".[dev]"
# Run tests
pytest tests/ -v
# Local dev with Docker Compose
docker-compose up
Architecture
- Scrapers: Playwright-based browser automation for each retailer
- Parsers: Converts raw receipt data to structured
Purchase/PurchaseItemrecords - Database: SQLAlchemy 2.0 async; models inlined under
src/receiptwitness/shared/ - Events: Publishes
cartsnitch.receipts.ingestedto Redis after ingestion
Branches
dev— development, auto-deploys to dev clusteruat— user acceptance testingmain— production, auto-deploys to prod cluster