Preserve editable routes across source projects and REST

crates/oa-core/src/language.rs

@@ -66,7 +66,7 @@ impl ParseLimits {
                 project
                     .diagrams
                     .values()
-                    .map(|d| d.nodes.len())
+                    .map(|d| d.nodes.len().saturating_add(d.routes.len()))
                     .sum::<usize>(),
             )
             .saturating_add(project.artifact_links.len())
@@ -348,6 +348,7 @@ fn reference_field(key: &str) -> bool {
             | "oa"
             | "sa"
             | "diagram"
+            | "edge"
     )
 }
 fn enum_field(key: &str) -> bool {
@@ -1532,7 +1533,7 @@ pub(crate) fn resolve_declarations(
                 }
                 DeclKind::Diagram => {
                     let defaults =
-                        serde_json::json!({"description":"","layer":"Oa","projection":"Overview"});
+                        serde_json::json!({"description":"","layer":"Oa","projection":"Overview","routes":[]});
                     let mut record = merge_fields(defaults.as_object().unwrap().clone(), fields)
                         .map_err(&conversion_error)?;
                     header(&mut record, d, true);

crates/oa-core/src/source_project.rs

@@ -1429,7 +1429,7 @@ fn item_key(
             "literal:{}",
             &source[value.span.start..value.span.end]
         )),
-        EditKind::Record(fields) => ["field", "referenced"].into_iter().find_map(|key| {
+        EditKind::Record(fields) => ["field", "referenced", "edge"].into_iter().find_map(|key| {
             fields.get(key).and_then(|field| {
                 if let EditKind::Reference(alias) = &field.value.kind {
                     aliases.get(alias).map(|id| format!("{key}:{id}"))