diff --git a/src/integrations/supabase/types.ts b/src/integrations/supabase/types.ts
index ba7e5bb..3d77ad6 100644
--- a/src/integrations/supabase/types.ts
+++ b/src/integrations/supabase/types.ts
@@ -14,7 +14,30 @@ export type Database = {
   }
   public: {
     Tables: {
-      [_ in never]: never
+      share_rooms: {
+        Row: {
+          code: string
+          created_at: string
+          expires_at: string
+          is_active: boolean
+          viewer_count: number
+        }
+        Insert: {
+          code: string
+          created_at?: string
+          expires_at?: string
+          is_active?: boolean
+          viewer_count?: number
+        }
+        Update: {
+          code?: string
+          created_at?: string
+          expires_at?: string
+          is_active?: boolean
+          viewer_count?: number
+        }
+        Relationships: []
+      }
     }
     Views: {
       [_ in never]: never
diff --git a/supabase/migrations/20260514124951_23703083-0333-44bc-bb04-a2eef2d65bb8.sql b/supabase/migrations/20260514124951_23703083-0333-44bc-bb04-a2eef2d65bb8.sql
new file mode 100644
index 0000000..c671f59
--- /dev/null
+++ b/supabase/migrations/20260514124951_23703083-0333-44bc-bb04-a2eef2d65bb8.sql
@@ -0,0 +1,21 @@
+create table public.share_rooms (
+  code text primary key,
+  created_at timestamptz not null default now(),
+  expires_at timestamptz not null default (now() + interval '4 hours'),
+  is_active boolean not null default true,
+  viewer_count int not null default 0
+);
+
+alter table public.share_rooms enable row level security;
+
+create policy "anyone can read active rooms"
+  on public.share_rooms for select
+  using (is_active = true and expires_at > now());
+
+create policy "anyone can create rooms"
+  on public.share_rooms for insert
+  with check (true);
+
+create policy "anyone can update rooms"
+  on public.share_rooms for update
+  using (true);
\ No newline at end of file