diff --git a/.env.example b/.env.example
new file mode 100644
index 000000000..610cf681d
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,5 @@
+HEYGEN_API_KEY=""
+NEXT_PUBLIC_BASE_API_URL=https://api.heygen.com
+SUPABASE_URL=""
+SUPABASE_SERVICE_ROLE_KEY=""
+SUPABASE_ANON_KEY=""
diff --git a/app/lib/supabase.ts b/app/lib/supabase.ts
new file mode 100644
index 000000000..88a1152fa
--- /dev/null
+++ b/app/lib/supabase.ts
@@ -0,0 +1,8 @@
+import { createClient } from "@supabase/supabase-js";
+
+const key =
+  process.env.SUPABASE_SERVICE_ROLE_KEY ?? process.env.SUPABASE_ANON_KEY;
+
+if (!key) throw new Error("Missing Supabase key");
+
+export const supabase = createClient(process.env.SUPABASE_URL!, key);