feat(app): harden cancellable LAPP turns

scripts/verify-contracts.mjs

@@ -23,28 +23,36 @@ const schemaFiles = (await readdir(schemaDirectory))
 
 const required = [
   "app-info.schema.json",
+  "branch-list.schema.json",
   "character-card.schema.json",
   "demo-pack-summary.schema.json",
   "fork-branch-request.schema.json",
   "fork-branch-result.schema.json",
   "item-spec.schema.json",
+  "lapp-connection-test-result.schema.json",
+  "lapp-settings.schema.json",
   "persona.schema.json",
   "player-view.schema.json",
   "plot-module.schema.json",
+  "presentation-snapshot.schema.json",
+  "rename-branch-request.schema.json",
   "resource-bundle.schema.json",
   "resource-header.schema.json",
   "runtime-state.schema.json",
   "story-node.schema.json",
+  "switch-branch-request.schema.json",
+  "switch-branch-result.schema.json",
   "turn-failure.schema.json",
   "turn-request.schema.json",
   "turn-result.schema.json",
+  "update-lapp-settings-request.schema.json",
   "world-book.schema.json"
 ];
 
-for (const name of required) {
-  if (!schemaFiles.includes(name)) {
-    throw new Error(`Missing generated schema: contracts/schema/${name}`);
-  }
+if (JSON.stringify(schemaFiles) !== JSON.stringify(required)) {
+  throw new Error(
+    `Generated schema manifest mismatch.\nExpected: ${required.join(", ")}\nActual: ${schemaFiles.join(", ")}`
+  );
 }
 
 for (const name of schemaFiles) {