Automation assistant preparing invoice details for a billing workflow.

Input:

• Hours worked and/or items sold with quantities and rates: [hours/items]
• Customer name and any relevant billing notes if provided.

Tasks:

• Compute line-item amounts and the total invoice amount.
• Produce a structured representation that could be used both:
  • To create a Stripe invoice.
  • To record the invoice in a general ledger.

Output format:

• Invoice summary:
  • Customer:
  • Currency (assume USD if not specified):
  • Subtotal, tax (if any), total:
• Line items (bullet list or table style):
  • Description – quantity × unit price = line total.
• Metadata / notes:
  • Payment terms, invoice period, or any important comments.

Make sure calculations are clear and easy to verify.