timerise

Claude Code skill: build KSeF API 2.0 integrations (Krajowy System e-Faktur, Poland's national e-invoicing) — KSeF-token auth, AES/RSA invoice encryption, interactive and batch sending, UPO receipts, purchase-invoice sync, QR codes — in Next.js App Router on Vercel

Index of the Timerise Claude Code skills: production-extracted modules for Next.js App Router apps — help center, digital signage, KSeF e-invoicing, Stripe Connect billing

Claude Code skill: build a file-based, multilingual markdown blog in a Next.js App Router app — locale-partitioned posts joined by translationKey, tag pages, related posts, RSS, sitemap, hreflang.

Claude Code skill: build Stripe Connect marketplace money movement and platform subscription billing — separate charges and transfers, escrow and reserves, webhook idempotency, transfer retry, off-session dunning, ledger reconciliation — in Next.js App Router, backend-agnostic and server-side only

Claude Code skill: build a markdown-backed help center — category folders of frontmatter articles, static landing/category/tag/article pages, client-side search, tag pages, locale fallback, and a CI content validator — in Next.js App Router, no CMS

Claude Code skill: build a digital-signage module — media library, per-screen playlists, display registry, PIN device pairing, and a fullscreen TV player — in Next.js App Router on Firestore or Supabase