feat(jobs): complete workspace draft parity

job-tracker-ui/src/applicationDrafts.ts

@@ -0,0 +1,31 @@
+const APPLICATION_ANSWER_START = "<<<APPLICATION_ANSWER_DRAFT>>>";
+const APPLICATION_ANSWER_END = "<<<END_APPLICATION_ANSWER_DRAFT>>>";
+
+export function extractApplicationAnswerDraft(notes?: string | null) {
+  const value = (notes ?? "").trim();
+  if (!value) return "";
+
+  const startIndex = value.indexOf(APPLICATION_ANSWER_START);
+  const endIndex = value.indexOf(APPLICATION_ANSWER_END);
+  if (startIndex >= 0 && endIndex > startIndex) {
+    return value.slice(startIndex + APPLICATION_ANSWER_START.length, endIndex).trim();
+  }
+
+  const legacyMatch = value.match(/Application answer draft:\s*\n([\s\S]*)$/i);
+  return legacyMatch?.[1]?.trim() ?? "";
+}
+
+export function removeApplicationAnswerDraft(notes?: string | null) {
+  const value = notes ?? "";
+  const markerPattern = new RegExp(`${APPLICATION_ANSWER_START}[\\s\\S]*?${APPLICATION_ANSWER_END}`, "g");
+  const withoutMarkers = value.replace(markerPattern, "").trim();
+  const legacyIndex = withoutMarkers.search(/Application answer draft:\s*\n/i);
+  return (legacyIndex >= 0 ? withoutMarkers.slice(0, legacyIndex) : withoutMarkers).trim();
+}
+
+export function upsertApplicationAnswerDraft(notes: string | null | undefined, draft: string) {
+  const humanNotes = removeApplicationAnswerDraft(notes);
+  const answer = draft.trim();
+  const block = answer ? `${APPLICATION_ANSWER_START}\n${answer}\n${APPLICATION_ANSWER_END}` : "";
+  return [humanNotes, block].filter(Boolean).join("\n\n");
+}