feat: admin API integration, LogoMark, settings page, i18n, RTL font, docs

- Wire admin API into homepage + templates page (ISR 60s, null fallback)
- Add src/lib/admin-api.ts with safeFetch helper
- Add adminProjectToTemplateItem + adminProjectToCatalogTemplate mappers
- Add LogoMark SVG component, replace Sparkles icon in Navbar/Footer/Sidebar
- Add public/favicon.svg (SVG brand mark)
- Rewrite opengraph-image.tsx with FlatRender branding
- Add RTL/Persian font cascade: unlayered [dir=rtl] block forces Vazirmatn
- Dashboard Settings page: Profile, Security, Billing, Notifications sections
- Add src/lib/supabase/client.ts browser client
- Admin API: GET /me, PATCH /profile, POST /change-password endpoints
- Admin API DTOs: AdminUserDto, UpdateProfileRequest, ChangePasswordRequest
- Admin UI Settings page with TanStack Query + mutations
- Add CLAUDE.md + README.md to both repos for new-machine onboarding
- Update PROJECT_MEMORY.md with session log
- Add appsettings.Development.json.example template

src/lib/video-templates-catalog.ts

@@ -430,3 +430,80 @@ export function toProjectTemplate(
     category: "Video",
   };
 }
+
+// ── Admin API → catalog helpers ───────────────────────────────────────────────
+
+/**
+ * Map an admin category name (or slug) to the closest hardcoded
+ * VideoSidebarCategoryId. Falls back to "social" when nothing matches.
+ */
+export function adminCategoryNameToSidebarId(
+  categoryName?: string
+): Exclude<VideoSidebarCategoryId, "all"> {
+  if (!categoryName) return "social";
+  const n = categoryName.toLowerCase();
+  if (n.includes("animat")) return "animation";
+  if (n.includes("intro") || n.includes("logo")) return "intros";
+  if (n.includes("edit")) return "editing";
+  if (n.includes("invit")) return "invitation";
+  if (
+    n.includes("holiday") ||
+    n.includes("christmas") ||
+    n.includes("new year")
+  )
+    return "holiday";
+  if (n.includes("slide")) return "slideshow";
+  if (
+    n.includes("present") ||
+    n.includes("pitch") ||
+    n.includes("deck")
+  )
+    return "presentations";
+  if (
+    n.includes("social") ||
+    n.includes("instagram") ||
+    n.includes("tiktok") ||
+    n.includes("reel")
+  )
+    return "social";
+  if (n.includes("ad") || n.includes("promo") || n.includes("ads"))
+    return "ads";
+  if (n.includes("sale") || n.includes("real estate")) return "sales";
+  if (n.includes("music") || n.includes("audio")) return "music";
+  return "social";
+}
+
+/**
+ * Convert a raw AdminProject (from admin-api.ts) to a VideoCatalogTemplate
+ * so admin-managed templates can be shown on the templates page.
+ *
+ * Import type only — do not import from admin-api in this file at runtime.
+ */
+export interface AdminProjectLike {
+  slug: string;
+  title: string;
+  description?: string;
+  type: "video" | "image";
+  categoryName?: string;
+  coverImageUrl?: string;
+  previewVideoUrl?: string;
+}
+
+export function adminProjectToCatalogTemplate(
+  p: AdminProjectLike
+): VideoCatalogTemplate {
+  return {
+    id: p.slug,
+    name: p.title,
+    videoCategory: adminCategoryNameToSidebarId(p.categoryName),
+    aspectRatio: "widescreen",
+    durationType: "flexible",
+    premium: false,
+    sceneCount: 0,
+    supports4k: false,
+    colorChange: false,
+    scriptToVideo: false,
+    description: p.description,
+    isNew: true,
+  };
+}