Add organizer pages, SEO breadcrumbs, Open Graph, homepage redesign, and infrastructure updates

- Add public organizers list page (/organisateurs) with neo-brutalist card grid, social icons, and logo display
- Add organizer detail page (/organisateur/{id}-{slug}) with company info, SIRET, email, address, social links, and events placeholder
- Add slug-based URLs with 301 redirect on wrong slug, getSlug() method on User entity
- Add "Voir les evenements" button on organizer cards linking to detail page
- Add JSON-LD BreadcrumbList to all 17 pages that were missing breadcrumbs (login, forgot_password, register_success, email_verified, legal/*, attestation/*, account/*)
- Add Open Graph meta tags (og:title, og:description, og:image, og:type, og:locale, og:site_name) in base.html.twig with automatic inheritance from title/description blocks
- Add og:image with organizer logo on detail page
- Update sitemap: add /organisateurs to sitemap-main, generate organizer detail URLs in sitemap-orgas with logo images
- Update navbar to highlight "Organisateurs" on detail pages
- Redesign homepage with hero section, marquee, stats counters, how-it-works, and CTA sections
- Add Tailwind v4 @source "../templates" directive to app.scss and admin.scss
- Migrate Flysystem from S3 to local storage (uploads/events, uploads/logos)
- Update Liip Imagine config with FormatExtensionResolver for webp conversion
- Add User entity social fields (website, facebook, instagram, twitter, tiktok), logo upload (Vich), __serialize/__unserialize for session safety
- Add account page settings tab with profile, logo upload, and social media for organizers
- Add Stripe Connect status display and sub-account management in account page
- Delete WebpExtensionSubscriber (replaced by FormatExtensionResolver)
- Add migration for social fields and logo columns
- Add deploy.yml chmod tasks for uploads directories
- Add HomeController tests (detail success, wrong slug redirect, 404 cases)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/Controller/AccountController.php

@@ -56,6 +56,10 @@ class AccountController extends AbstractController
             'isOrganizer' => $isOrganizer,
             'payouts' => $payouts,
             'subAccounts' => $subAccounts,
+            'breadcrumbs' => [
+                ['name' => 'Accueil', 'url' => '/'],
+                ['name' => 'Mon compte', 'url' => '/mon-compte'],
+            ],
         ]);
     }
 
@@ -80,6 +84,19 @@ class AccountController extends AbstractController
             $user->setCity(trim($request->request->getString('city')));
         }
 
+        if ($isOrganizer) {
+            $user->setWebsite(trim($request->request->getString('website')));
+            $user->setFacebook(trim($request->request->getString('facebook')));
+            $user->setInstagram(trim($request->request->getString('instagram')));
+            $user->setTwitter(trim($request->request->getString('twitter')));
+            $user->setTiktok(trim($request->request->getString('tiktok')));
+
+            $logoFile = $request->files->get('logo');
+            if ($logoFile) {
+                $user->setLogoFile($logoFile);
+            }
+        }
+
         $em->flush();
 
         $this->addFlash('success', 'Parametres mis a jour.');
@@ -212,6 +229,11 @@ class AccountController extends AbstractController
 
         return $this->render('account/edit_subaccount.html.twig', [
             'subAccount' => $subAccount,
+            'breadcrumbs' => [
+                ['name' => 'Accueil', 'url' => '/'],
+                ['name' => 'Mon compte', 'url' => '/mon-compte'],
+                ['name' => 'Sous-compte', 'url' => '/mon-compte/sous-compte/' . $subAccount->getId()],
+            ],
         ]);
     }