feat: add soap adapter foundation

crates/crank-adapter-soap/src/lib.rs

@@ -0,0 +1,12 @@
+mod client;
+mod error;
+mod model;
+mod wsdl;
+mod xml;
+
+pub use client::SoapAdapter;
+pub use error::SoapAdapterError;
+pub use model::{
+    SoapOperationSummary, SoapPortSummary, SoapRequest, SoapResponse, SoapServiceSummary,
+};
+pub use wsdl::inspect_wsdl;