fix: expose and apply control marking handles

test/direct-edit-solver.js

@@ -106,6 +106,20 @@ assert.ok(
   northSidewalks.find((handle) => handle.anchor.side === 'left').position[0] < 113,
   'the sidewalk handle must follow the same side convention as the edge handle',
 );
+const controlHandles = junctionResolution.handles.handles.filter((handle) => handle.anchor.segmentId === 'segment:a');
+const crosswalkHandle = controlHandles.find((handle) => handle.kind === 'junction-crosswalk-inset');
+const stopLineHandle = controlHandles.find((handle) => handle.kind === 'junction-stop-line-offset');
+assert.ok(crosswalkHandle && stopLineHandle, 'both control-marking handles must be published');
+assert.notDeepEqual(
+  crosswalkHandle.position,
+  stopLineHandle.position,
+  'crosswalk and stop-line handles must not overlap at the shared cutback point',
+);
+assert.notEqual(
+  crosswalkHandle.axisAzimuth,
+  stopLineHandle.axisAzimuth,
+  'crosswalk inset and stop-line offset use opposite positive directions along the approach',
+);
 
 // A selection scopes the manifest to the object being edited. The whole-area
 // manifest is 844 KB on a 41-road workspace, 89% of it `affects` id lists, while