Files
parking_solution/wiki/entities
julian bba988c4e8 feat(subscription): QR credentials — operator-choose (QR-only now), auto-generate, multi-month, printed card
Builds out subscription credentials on top of the rename.

- Operator chooses the credential type; only QR is live (RFID shown disabled
  "soon"). Backend/schema keep accepting both — re-enabling RFID is UI-only.
- QR codes are AUTO-GENERATED server-side (SUB-<base32>, crypto-random,
  globally-unique-checked) — the customer/operator never picks the value.
  RF stays operator-entered (the physical card id). Reader output decided =
  TCP/IP full string (Wiegand-numeric fallback noted).
- Multi-month: form takes a `months` count → server sets validTo =
  validFrom + N months (day-clamp); one record/one window; total = N×monthly.
- The QR card is PRINTED so the operator can hand it over: real ESC/POS 2D QR
  (GS ( k) added to the Rongta driver (printSubscriptionCard); auto-print on
  create (best-effort — never fails the create; returns {printed,printError})
  + reprint via POST /api/subscriptions/:id/print and a "Print code" button.

Verified via buildServer+inject incl. a TCP capture of the on-wire QR bytes
(autogen+uniqueness, Jan31+3mo→Apr30, auto-print, GS ( k QR with embedded
code, reprint, no-QR→409). Updated wiki (subscription, rongta-printer). No
migration.

Claude-Session: https://claude.ai/code/session_01Xcm6ikLgGoCxxHrxtjkk5V
2026-06-18 14:48:38 +02:00
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