Add Pydantic model_validator to ReceiptWitnessSettings that fails fast
if session_encryption_key is missing or a placeholder value. Conditional
validation for resend_api_key when notifications_enabled=true.
Co-Authored-By: Paperclip <noreply@paperclip.ing>
- Add PostgreSQL JSONB containment (@>) query for match_by_upc
- Add SQLite LIKE fallback for test compatibility
- Update upc_variants column to JSONB with variant for cross-db support
- Add GIN index migration for upc_variants
Co-Authored-By: Paperclip <noreply@paperclip.ing>
Wrap int(timestamp) in try/except to return False instead of raising
ValueError on empty/invalid timestamp, which was causing a 500 error
instead of the intended 406.
Also add tests for empty timestamp (→ 406) and GET /inbound/email (→ 405).
Co-Authored-By: Paperclip <noreply@paperclip.ing>
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