feat: fix auth, provider health checks, search, and redesign UI

- Fix register/login: dict-style access on UserTable ORM objects
- Fix HTMX auth: inject JWT token in all HTMX request headers
- Fix FS7 search: use DLE AJAX endpoint /engine/ajax/search.php
- Fix ZT search: use ?p=series&search=QUERY (not DLE format)
- Fix provider health: load hardcoded providers + domain manager
- Add self.id to all anime/series providers
- Redesign homepage: Netflix-style horizontal scroll cards (.hc)
- Redesign search results: grouped by title, poster + synopsis + 3 buttons
- Add Télécharger dropdown: season download + episode picker
- Fix navbar CSS: restore .tabs flex layout, remove orphan rules
- Fix HTMX spinner: remove inline display:none, use CSS indicator
- Add AGENTS.md files across project for developer documentation

templates/components/anime_card.html

@@ -1,71 +1,18 @@
 {% macro anime_card(anime, in_watchlist=False, lang='vostfr') %}
-<div class="anime-card" id="anime-{{ anime.url | hash }}">
-    <div class="anime-poster">
+<div class="hc" id="anime-{{ anime.url | hash }}"
+     @click="activeTab = 'anime'; window.dispatchEvent(new CustomEvent('set-tab', { detail: { tab: 'anime' } })); $nextTick(() => { const input = document.getElementById('animeSearchInput'); if (input) { input.value = '{{ anime.title | e }}'; htmx.trigger(input, 'keyup'); } });">
+    <div class="hc-poster">
         {% set poster = anime.cover_image or (anime.metadata.poster_image if anime.metadata else None) or 'https://placehold.co/400x600/161625/00d9ff?text=No+Image' %}
-        <img src="{{ poster }}" 
-             alt="{{ anime.title }}" 
-             loading="lazy"
-             referrerpolicy="no-referrer"
-             onerror="this.src='https://placehold.co/400x600/161625/00d9ff?text=Image+Error'; this.onerror=null;">
-        
+        <img src="{{ poster }}" alt="{{ anime.title }}" loading="lazy" referrerpolicy="no-referrer"
+             onerror="this.src='https://placehold.co/400x600/161625/00d9ff?text=Error'; this.onerror=null;">
         {% if anime.metadata and anime.metadata.rating %}
-        <div class="anime-rating-badge">
-            <i class="fas fa-star"></i> {{ anime.metadata.rating }}
-        </div>
+        <span class="hc-rating"><i class="fas fa-star"></i> {{ anime.metadata.rating }}</span>
         {% endif %}
-
-        <div class="anime-overlay">
-            <div class="overlay-buttons">
-                <button class="btn btn-primary btn-circle" 
-                        hx-get="/api/anime/episodes?url={{ anime.url | urlencode }}&lang={{ lang }}" 
-                        hx-target="#player-container"
-                        hx-swap="innerHTML"
-                        title="Play">
-                    <i class="fas fa-play"></i>
-                </button>
-            </div>
-        </div>
+        <span class="hc-play"><i class="fas fa-search"></i></span>
     </div>
-    
-    <div class="anime-info">
-        <h3 class="anime-title" title="{{ anime.title }}">{{ anime.title }}</h3>
-        
-        <div class="anime-meta-tags">
-            <span class="badge">{{ anime.provider_id or 'Anime' }}</span>
-            <span class="badge" style="color: var(--primary)">{{ lang | upper }}</span>
-            {% if anime.metadata and anime.metadata.status %}
-                <span class="badge" style="color: #aaa">{{ anime.metadata.status }}</span>
-            {% endif %}
-        </div>
-        
-        <div class="anime-card-buttons">
-            <button class="btn btn-primary btn-small" 
-                    hx-get="/api/anime/episodes?url={{ anime.url | urlencode }}&lang={{ lang }}" 
-                    hx-target="#player-container"
-                    hx-swap="innerHTML">
-                <i class="fas fa-eye"></i> <span>Regarder</span>
-            </button>
-            <button class="btn btn-secondary btn-small" 
-                    hx-get="/api/anime/episodes?url={{ anime.url | urlencode }}&lang={{ lang }}" 
-                    hx-target="#player-container"
-                    hx-swap="innerHTML">
-                <i class="fas fa-download"></i> <span>Télécharger</span>
-            </button>
-        </div>
-
-        {% if not in_watchlist %}
-        <button class="btn btn-secondary btn-small btn-block"
-                hx-post="/api/watchlist"
-                hx-vals='{"anime_url": "{{ anime.url }}", "anime_title": "{{ anime.title }}", "provider_id": "{{ anime.provider_id }}", "lang": "{{ lang }}"}'
-                hx-swap="none"
-                hx-on::after-request="this.innerHTML='<i class=\'fas fa-check\'></i> Suivi'; this.disabled=true; this.classList.add('followed')">
-            <i class="fas fa-plus"></i> Watchlist
-        </button>
-        {% else %}
-        <button class="btn btn-secondary btn-small btn-block followed" disabled>
-            <i class="fas fa-check"></i> Suivi
-        </button>
-        {% endif %}
+    <div class="hc-info">
+        <span class="hc-src">{{ anime.provider_id or 'Anime' }}</span>
+        <span class="hc-title">{{ anime.title }}</span>
     </div>
 </div>
 {% endmacro %}