git clone https://github.com/Flyingmiata-droid/paytriage.git
cd paytriage
pip install -e .

$ paytriage 'AUTH DECLINED response_code="51" insufficient funds'

  [low] Insufficient funds  (decline)
    cause: The issuer declined the authorization because the account did not have
           enough available balance or credit.
    check: Nothing to fix on the integration side. Ask the cardholder to use
           another card or retry later.
    matched response code: 51
    safe to retry: no

$ paytriage -f examples/gateway.log --summary

lines: 11  matched: 9  unmatched: 2

by severity:
  low: 2
  medium: 3
  high: 2
  critical: 2

by signature:
  decline.insufficient_funds: 1
  transport.tls_handshake: 1
  format.signature_mismatch: 1
  ...

from paytriage import triage_line

result = triage_line("SSLError: handshake failure tlsv1 alert protocol version")

result.severity          # "critical"
result.retryable         # True
result.findings[0].label # "TLS handshake failure"
result.findings[0].fix   # what to check

python -m paytriage.mcp_server

{
  "mcpServers": {
    "paytriage": {
      "command": "python",
      "args": ["-m", "paytriage.mcp_server"]
    }
  }
}

python -m unittest discover -s tests -t .