feat: Wabenhain Honig-Shop Anwendung

Vollstaendige Next.js/Prisma-E-Commerce-Anwendung fuer eine Imkerei:
Shop, Warenkorb, Stripe-Checkout, Kundenkonto mit 2FA, Admin-Bereich
(Produkte, Ernten, Chargen, Bestellungen, Gutscheine, admin-editierbare
Website-Inhalte), i18n (DE/EN), Rate-Limiting/CSP/Audit-Log-Haertung,
PostgreSQL- und MySQL-Unterstuetzung ueber austauschbare Prisma-
Treiber-Adapter, Unit-/Komponenten-/E2E-Tests.

src/app/admin/versand/neu/page.tsx

@@ -0,0 +1,59 @@
+import { BackLink } from "@/components/back-link";
+import { createShippingTierAction } from "../../actions";
+import { getLocale } from "@/i18n/locale";
+import { getDictionary } from "@/i18n/get-dictionary";
+
+export default async function AdminVersandNewPage(props: PageProps<"/admin/versand/neu">) {
+  const t = getDictionary(await getLocale());
+  const { error } = await props.searchParams;
+
+  return (
+    <div className="max-w-md">
+      <BackLink href="/admin/versand" label={t.adminShippingNewPage.backToShipping} />
+      <h1 className="text-2xl text-forest mb-8">{t.adminShippingNewPage.title}</h1>
+
+      {error ? (
+        <p className="mb-6 text-sm text-red-700 bg-red-50 border border-red-200 px-4 py-3">{error}</p>
+      ) : null}
+
+      <form action={createShippingTierAction} className="space-y-4 bg-background border border-ink/10 p-6">
+        <div className="grid grid-cols-2 gap-4">
+          <Field name="minQuantity" label={t.adminShippingNewPage.minQuantityLabel} type="number" required placeholder="0" />
+          <Field name="maxQuantity" label={t.adminShippingNewPage.maxQuantityLabel} type="number" placeholder="3" />
+        </div>
+        <Field name="priceCents" label={t.adminShippingNewPage.priceLabel} type="number" required placeholder="700" />
+        <button type="submit" className="bg-forest text-cream px-6 py-2 text-sm">
+          {t.adminShippingNewPage.create}
+        </button>
+      </form>
+    </div>
+  );
+}
+
+function Field({
+  name,
+  label,
+  type = "text",
+  placeholder,
+  required = false,
+}: {
+  name: string;
+  label: string;
+  type?: string;
+  placeholder?: string;
+  required?: boolean;
+}) {
+  return (
+    <label className="block text-sm">
+      <span className="text-ink/70">{label}</span>
+      <input
+        name={name}
+        type={type}
+        placeholder={placeholder}
+        required={required}
+        min={0}
+        className="mt-1 w-full border border-ink/20 bg-background px-3 py-2"
+      />
+    </label>
+  );
+}