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>

config/reference.php

@@ -1782,6 +1782,37 @@ use Symfony\Component\Config\Loader\ParamConfigurator as Param;
  *         }>,
  *     },
  * }
+ * @psalm-type KnpuOauth2ClientConfig = array{
+ *     http_client?: scalar|Param|null, // Service id of HTTP client to use (must implement GuzzleHttp\ClientInterface) // Default: null
+ *     http_client_options?: array{
+ *         timeout?: int|Param,
+ *         proxy?: scalar|Param|null,
+ *         verify?: bool|Param, // Use only with proxy option set
+ *     },
+ *     clients?: array<string, array<string, mixed>>,
+ * }
+ * @psalm-type KnpPaginatorConfig = array{
+ *     default_options?: array{
+ *         sort_field_name?: scalar|Param|null, // Default: "sort"
+ *         sort_direction_name?: scalar|Param|null, // Default: "direction"
+ *         filter_field_name?: scalar|Param|null, // Default: "filterField"
+ *         filter_value_name?: scalar|Param|null, // Default: "filterValue"
+ *         page_name?: scalar|Param|null, // Default: "page"
+ *         distinct?: bool|Param, // Default: true
+ *         page_out_of_range?: scalar|Param|null, // Default: "ignore"
+ *         default_limit?: scalar|Param|null, // Default: 10
+ *     },
+ *     template?: array{
+ *         pagination?: scalar|Param|null, // Default: "@KnpPaginator/Pagination/sliding.html.twig"
+ *         rel_links?: scalar|Param|null, // Default: "@KnpPaginator/Pagination/rel_links.html.twig"
+ *         filtration?: scalar|Param|null, // Default: "@KnpPaginator/Pagination/filtration.html.twig"
+ *         sortable?: scalar|Param|null, // Default: "@KnpPaginator/Pagination/sortable_link.html.twig"
+ *     },
+ *     page_range?: scalar|Param|null, // Default: 5
+ *     page_limit?: scalar|Param|null, // Default: null
+ *     convert_exception?: bool|Param, // Default: false
+ *     remove_first_page_param?: bool|Param, // Default: false
+ * }
  * @psalm-type ConfigType = array{
  *     imports?: ImportsConfig,
  *     parameters?: ParametersConfig,
@@ -1798,6 +1829,8 @@ use Symfony\Component\Config\Loader\ParamConfigurator as Param;
  *     vich_uploader?: VichUploaderConfig,
  *     flysystem?: FlysystemConfig,
  *     nelmio_security?: NelmioSecurityConfig,
+ *     knpu_oauth2_client?: KnpuOauth2ClientConfig,
+ *     knp_paginator?: KnpPaginatorConfig,
  *     "when@dev"?: array{
  *         imports?: ImportsConfig,
  *         parameters?: ParametersConfig,
@@ -1817,6 +1850,8 @@ use Symfony\Component\Config\Loader\ParamConfigurator as Param;
  *         vich_uploader?: VichUploaderConfig,
  *         flysystem?: FlysystemConfig,
  *         nelmio_security?: NelmioSecurityConfig,
+ *         knpu_oauth2_client?: KnpuOauth2ClientConfig,
+ *         knp_paginator?: KnpPaginatorConfig,
  *     },
  *     "when@prod"?: array{
  *         imports?: ImportsConfig,
@@ -1834,6 +1869,8 @@ use Symfony\Component\Config\Loader\ParamConfigurator as Param;
  *         vich_uploader?: VichUploaderConfig,
  *         flysystem?: FlysystemConfig,
  *         nelmio_security?: NelmioSecurityConfig,
+ *         knpu_oauth2_client?: KnpuOauth2ClientConfig,
+ *         knp_paginator?: KnpPaginatorConfig,
  *     },
  *     "when@test"?: array{
  *         imports?: ImportsConfig,
@@ -1852,6 +1889,8 @@ use Symfony\Component\Config\Loader\ParamConfigurator as Param;
  *         vich_uploader?: VichUploaderConfig,
  *         flysystem?: FlysystemConfig,
  *         nelmio_security?: NelmioSecurityConfig,
+ *         knpu_oauth2_client?: KnpuOauth2ClientConfig,
+ *         knp_paginator?: KnpPaginatorConfig,
  *     },
  *     ...<string, ExtensionType|array{ // extra keys must follow the when@%env% pattern or match an extension alias
  *         imports?: ImportsConfig,