first commit

lib/supabase/client.ts

@@ -0,0 +1,13 @@
+import { createClient } from '@supabase/supabase-js';
+
+const supabaseUrl = process.env.NEXT_PUBLIC_SUPABASE_URL;
+const supabaseKey = process.env.NEXT_PUBLIC_SUPABASE_PUBLISHABLE_KEY;
+
+if (!supabaseUrl || !supabaseKey) {
+  console.warn("⚠️ Supabase: Faltan las variables de entorno en .env.local");
+}
+
+export const supabase = createClient(
+  supabaseUrl || 'https://placeholder.supabase.co', 
+  supabaseKey || 'placeholder'
+);