feat: Add hardened error handling and retries (#2451)

- Closes #1830
 - Closes #2099

src/components-lib/notification/data-to-context.ts

@@ -0,0 +1,12 @@
+import yaml from 'js-yaml';
+
+// Converts a structured data object into preformatted text strings for a
+// notification's context section. Arrays produce one string per item (strings
+// pass through; objects are YAML-dumped); all other objects produce a single
+// YAML-dumped string.
+export const dataToContext = (data: object): string[] => {
+  if (Array.isArray(data)) {
+    return data.map((item) => (typeof item === 'string' ? item : yaml.dump(item)));
+  }
+  return [yaml.dump(data)];
+};