refactor(auto-reply): split reply flow

src/auto-reply/reply/abort.ts

@@ -0,0 +1,16 @@
+const ABORT_TRIGGERS = new Set(["stop", "esc", "abort", "wait", "exit"]);
+const ABORT_MEMORY = new Map<string, boolean>();
+
+export function isAbortTrigger(text?: string): boolean {
+  if (!text) return false;
+  const normalized = text.trim().toLowerCase();
+  return ABORT_TRIGGERS.has(normalized);
+}
+
+export function getAbortMemory(key: string): boolean | undefined {
+  return ABORT_MEMORY.get(key);
+}
+
+export function setAbortMemory(key: string, value: boolean): void {
+  ABORT_MEMORY.set(key, value);
+}