Add direct diagram connections, movable ports, and contextual authoring

crates/oa-server/tests/http.rs

@@ -8,6 +8,8 @@ use serde_json::{Value, json};
 use std::{path::Path, sync::Arc};
 use tokio::{sync::oneshot, task::JoinHandle};
 
+#[path = "http/port_anchors.rs"]
+mod port_anchors;
 #[path = "http/source_projects.rs"]
 mod source_projects;