Add authenticated login and SSO protection

lib/server/data-store.ts

@@ -53,6 +53,17 @@ export async function getAsset(id: string): Promise<Asset | null> {
   return state.assets.find((asset) => asset.id === id) || null;
 }
 
+export async function getAssetByStoragePath(storagePath: string): Promise<Asset | null> {
+  const supabase = getSupabaseAdmin();
+  if (supabase) {
+    const { data, error } = await supabase.from("assets").select("*").eq("storage_path", storagePath).maybeSingle();
+    if (error) throw new Error(error.message);
+    return data ? assetFromRow(data) : null;
+  }
+  const state = await readState();
+  return state.assets.find((asset) => asset.storagePath === storagePath) || null;
+}
+
 export async function createAsset(input: AssetInput): Promise<Asset> {
   const now = new Date().toISOString();
   const asset: Asset = {