add stub for auth

Author: reddec

api/client/auth.go

@@ -0,0 +1,14 @@
+package client
+
+import (
+	"context"
+)
+
+// HeaderToken is header base authorization with pre-shared token.
+type HeaderToken string
+
+func (ta HeaderToken) HeaderAuth(_ context.Context, _ string) (HeaderAuth, error) {
+	return HeaderAuth{
+		APIKey: string(ta),
+	}, nil
+}