fix build apisix in dashboard
diff --git a/all-in-one/apisix-dashboard/Dockerfile b/all-in-one/apisix-dashboard/Dockerfile
index bf906d0..c79bd78 100644
--- a/all-in-one/apisix-dashboard/Dockerfile
+++ b/all-in-one/apisix-dashboard/Dockerfile
@@ -37,6 +37,7 @@
     cmake \
     git \
     openldap-dev \
+    libyaml-dev \
     sudo \
     && mkdir ~/.luarocks \
     && luarocks config variables.OPENSSL_LIBDIR /usr/local/openresty/openssl/lib \