fix: /partage/<slug> routing (regex delimiter + nginx location)

src/ShareLink.php

@@ -30,7 +30,11 @@ class ShareLink
     public static function generateSlug(): string
     {
         $date = date('Ymd');
-        $random = substr(strtoupper(rtrim(base64_encode(random_bytes(7)), '=')), 0, 8);
+        $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567';
+        $random = '';
+        for ($i = 0; $i < 8; $i++) {
+            $random .= $chars[random_int(0, strlen($chars) - 1)];
+        }
         return $date . '-' . $random;
     }