/extract-bank-statement

Purpose

Bank lines → structured transactions with proof, not vibes.

pdfplumber / CSV → layout adapter → Decimal balance proof → Excel / JSON

Preconditions

1. Read shared/guardrails.md and references/bank_statement_extraction.md.
2. Prefer CSV/Excel export from the bank portal when the user can provide it.
3. Never invent lines. Fail loud on balance breaks.

Step 1 — Unified extract (required)