Add persisted per-view port anchors and connection-aware border placement

crates/oa-core/src/language.rs

@@ -66,7 +66,14 @@ impl ParseLimits {
                 project
                     .diagrams
                     .values()
-                    .map(|d| d.nodes.len().saturating_add(d.routes.len()))
+                    .map(|d| {
+                        d.nodes.len().saturating_add(d.routes.len()).saturating_add(
+                            d.nodes
+                                .values()
+                                .map(|n| n.port_anchors.len())
+                                .sum::<usize>(),
+                        )
+                    })
                     .sum::<usize>(),
             )
             .saturating_add(project.artifact_links.len())
@@ -349,6 +356,7 @@ fn reference_field(key: &str) -> bool {
             | "sa"
             | "diagram"
             | "edge"
+            | "port"
     )
 }
 fn enum_field(key: &str) -> bool {
@@ -368,6 +376,7 @@ fn enum_field(key: &str) -> bool {
             | "viewpoint"
             | "message_kind"
             | "transition_kind"
+            | "side"
     )
 }
 
@@ -1663,7 +1672,7 @@ pub(crate) fn resolve_declarations(
                     if !fields.contains_key("element") {
                         return Err(conversion_error("Missing required field 'element'.".into()));
                     }
-                    let defaults = serde_json::json!({"element":null,"position":{"x":0.0,"y":0.0},"size":{"width":224.0,"height":94.0},"collapsed":false});
+                    let defaults = serde_json::json!({"element":null,"position":{"x":0.0,"y":0.0},"size":{"width":224.0,"height":94.0},"collapsed":false,"port_anchors":[]});
                     let mut record = merge_fields(defaults.as_object().unwrap().clone(), fields)
                         .map_err(&conversion_error)?;
                     header(&mut record, d, false);