fix: use dynamic origin for press kit logo copy links

Resolve copy URLs client-side using window.location.origin instead of a
hardcoded production BASE_URL, so preview and local environments get
correct links while keeping the page statically rendered.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Slashgear

modules/press-kit/CopyButton.tsx

@@ -5,11 +5,12 @@ import { Copy } from '../icons/Copy';
 import { Check } from '../icons/Check';
 import styles from './PressKit.module.css';
 
-export function CopyButton({ value, label = 'Copier le lien' }: { value: string; label?: string }) {
+export function CopyButton({ value, path, label = 'Copier le lien' }: { value?: string; path?: string; label?: string }) {
   const [copied, setCopied] = useState(false);
 
   const handleCopy = async () => {
-    await navigator.clipboard.writeText(value);
+    const text = path ? `${window.location.origin}${path}` : value ?? '';
+    await navigator.clipboard.writeText(text);
     setCopied(true);
     setTimeout(() => setCopied(false), 2000);
   };

modules/press-kit/LogoCard.tsx

@@ -4,8 +4,6 @@ import { CopyButton } from './CopyButton';
 import { DownloadButton } from './DownloadButton';
 import styles from './PressKit.module.css';
 
-const BASE_URL = 'https://www.lyonjs.org';
-
 function groupVariants(variants: LogoVariant[]) {
   const vector: LogoVariant[] = [];
   const png: LogoVariant[] = [];
@@ -47,7 +45,7 @@ export function LogoCard({ logo }: { logo: LogoAsset }) {
                   <span className={styles.variantFormat}>{variant.format}</span>
                   <div className={styles.variantActions}>
                     <DownloadButton href={variant.filePath} label="Télécharger" />
-                    <CopyButton value={`${BASE_URL}${variant.filePath}`} label="Copier le lien" />
+                    <CopyButton path={variant.filePath} label="Copier le lien" />
                   </div>
                 </div>
               ))}