Make Ladill Link short URLs fully dynamic at click time.

Forward query strings and path suffixes to the live destination, resolve public hosts from config/custom domains instead of hardcoding ladl.link, and keep proxy Location rewrites on the visitor host.

app/Http/Controllers/Link/LinkController.php

@@ -41,6 +41,8 @@ class LinkController extends Controller
             'canCreate' => $this->billing->canCreate($account),
             'pricePerLink' => \App\Models\LinkWallet::pricePerLink(),
             'topupUrl' => ladill_account_url('wallet'),
+            'publicHost' => parse_url($account->publicLinkBaseUrl(), PHP_URL_HOST) ?: ShortLink::publicHost(),
+            'publicBaseUrl' => $account->publicLinkBaseUrl(),
         ]);
     }
 
@@ -51,6 +53,8 @@ class LinkController extends Controller
         return view('links.create', [
             'canCreate' => $this->billing->canCreate($account),
             'pricePerLink' => \App\Models\LinkWallet::pricePerLink(),
+            'publicHost' => parse_url($account->publicLinkBaseUrl(), PHP_URL_HOST) ?: ShortLink::publicHost(),
+            'publicBaseUrl' => $account->publicLinkBaseUrl(),
         ]);
     }
 

app/Http/Controllers/Link/OverviewController.php

@@ -29,6 +29,8 @@ class OverviewController extends Controller
             'wallet' => $wallet,
             'recentLinks' => $recentLinks,
             'pricePerLink' => \App\Models\LinkWallet::pricePerLink(),
+            'publicHost' => parse_url($account->publicLinkBaseUrl(), PHP_URL_HOST) ?: ShortLink::publicHost(),
+            'publicBaseUrl' => $account->publicLinkBaseUrl(),
         ]);
     }
 }

app/Http/Controllers/Link/SettingsController.php

@@ -33,7 +33,9 @@ class SettingsController extends Controller
         if ($validated['domain'] === 'platform') {
             LinkCustomDomain::where('user_id', $account->id)->update(['is_default' => false]);
 
-            return back()->with('success', 'Default short-link domain set to ladl.link.');
+            $domain = (string) config('link.public_domain', 'ladl.link');
+
+            return back()->with('success', 'Default short-link domain set to '.$domain.'.');
         }
 
         $domain = LinkCustomDomain::query()