feat: redesign CMS and unify German admin UI

lib/seo/config.ts

@@ -9,8 +9,8 @@ function stripTrailingSlash(url: string): string {
  * The canonical base URL for the whole site. Prefers the CMS override
  * (SEO-Einstellungen → Website-URL) when it's a valid absolute URL, then
  * NEXT_PUBLIC_SERVER_URL (the single source of truth used everywhere else
- * in this app — emails, meeting links, Payload's own serverURL), then the
- * hardcoded siteConfig fallback. Never throws — SEO metadata must never
+ * in this app - emails, meeting links, Payload's own serverURL), then the
+ * hardcoded siteConfig fallback. Never throws - SEO metadata must never
  * break a page render.
  */
 export async function getSiteUrl(): Promise<string> {
@@ -20,7 +20,7 @@ export async function getSiteUrl(): Promise<string> {
       return stripTrailingSlash(settings.siteUrl);
     }
   } catch {
-    // CMS/DB unreachable — fall through to the env-based default.
+    // CMS/DB unreachable - fall through to the env-based default.
   }
   return stripTrailingSlash(process.env.NEXT_PUBLIC_SERVER_URL || siteConfig.domain);
 }

lib/seo/dates.ts

@@ -1,7 +1,7 @@
 /**
  * Formats a JS Date as an ISO 8601 string carrying its actual Europe/Berlin
  * UTC offset (e.g. "2026-06-15T09:00:00+02:00" in summer,
- * "...+01:00" in winter) — what schema.org's Event startDate/endDate
+ * "...+01:00" in winter) - what schema.org's Event startDate/endDate
  * expect. Uses Intl's timezone database rather than hardcoded +1/+2 math,
  * so it's correct across the DST transition automatically.
  */

lib/seo/jsonld.tsx

@@ -2,7 +2,7 @@ import { siteConfig } from "@/lib/site";
 import { toBerlinOffsetISOString } from "./dates";
 import type { BookingSetting, Contact, Event, Offer, Post, SeoSetting } from "@/payload-types";
 
-// Server-only builders — every function here returns `null` instead of
+// Server-only builders - every function here returns `null` instead of
 // guessing when the real data needed for a valid/honest result isn't
 // present. Nothing here ever invents a review, price, address or phone
 // number (see section 27/35 of the SEO brief).
@@ -34,7 +34,7 @@ function postalAddress(booking: BookingSetting) {
 }
 
 /**
- * Organization (always safe — just a name and a URL) upgraded to
+ * Organization (always safe - just a name and a URL) upgraded to
  * ProfessionalService/LocalBusiness once a real, complete street address
  * has actually been entered in the CMS. Phone/opening hours/geo are added
  * only when present; nothing is fabricated to "complete" the schema.
@@ -107,7 +107,7 @@ export function breadcrumbJsonLd(items: { name: string; url?: string }[]): JsonL
   return {
     "@context": "https://schema.org",
     "@type": "BreadcrumbList",
-    // The last item's "item" URL is deliberately omitted when absent —
+    // The last item's "item" URL is deliberately omitted when absent -
     // that's the current page, and per Google's guidelines a BreadcrumbList
     // entry doesn't need a URL for the page the visitor is already on.
     itemListElement: items.map((item, index) => ({
@@ -137,7 +137,7 @@ export function serviceJsonLd(args: {
   };
   if (args.imageUrl) result.image = args.imageUrl;
   if (args.areaServed) result.areaServed = args.areaServed;
-  // Deliberately no "offers"/price — the CMS "price" field is free text
+  // Deliberately no "offers"/price - the CMS "price" field is free text
   // (e.g. "auf Anfrage") and can't be turned into a valid structured price
   // without risking incorrect data.
   return result;
@@ -154,7 +154,7 @@ export function eventJsonLd(args: {
 }): JsonLdValue | null {
   const { event } = args;
   // Private single-session bookings must never surface as a public Event
-  // (see section 18) — defense in depth alongside the page-level checks
+  // (see section 18) - defense in depth alongside the page-level checks
   // that already keep them out of public listings entirely.
   if (event.isPrivateBooking) return null;
   if (!event.date) return null;
@@ -186,7 +186,7 @@ export function eventJsonLd(args: {
       address: postalAddress(args.booking),
     };
   } else if (event.location) {
-    // No structured address on file, but the event itself names a place —
+    // No structured address on file, but the event itself names a place -
     // still valid schema.org (address is optional on Place).
     result.location = { "@type": "Place", name: event.location };
   }

lib/seo/metadata.ts

@@ -4,7 +4,7 @@ import { getSiteUrl, isSiteIndexable } from "./config";
 
 /**
  * Single shared Metadata builder used by every public page's
- * generateMetadata — guarantees every page gets its own canonical, robots,
+ * generateMetadata - guarantees every page gets its own canonical, robots,
  * Open Graph and Twitter/X card data instead of copy-pasted boilerplate
  * (and the accidental duplicate-description bugs that come with that).
  *

lib/seo/redirects.ts

@@ -4,7 +4,7 @@ import { getCMS } from "@/lib/payload/getPayload";
 /**
  * Looks up a CMS-configured redirect for a changed slug (see
  * collections/Redirects.ts). Only called from the three dynamic [slug]
- * detail pages right before they'd otherwise 404 — not a catch-all
+ * detail pages right before they'd otherwise 404 - not a catch-all
  * middleware, so this never adds a database lookup to the other ~30 routes
  * that never need it.
  */