fix(prompt-gate): harden internal prompt dispatch

src/hooks/anthropic-context-window-limit-recovery/aggressive-truncation-strategy.ts

@@ -17,7 +17,7 @@ import {
   findNearestMessageWithFields,
   findNearestMessageWithFieldsFromSDK,
 } from "../../features/hook-message-injector"
-import { dispatchInternalPrompt } from "../shared/prompt-async-gate"
+import { dispatchInternalPrompt, isInternalPromptDispatchAccepted } from "../shared/prompt-async-gate"
 
 export async function runAggressiveTruncationStrategy(params: {
   sessionID: string
@@ -106,7 +106,7 @@ export async function runAggressiveTruncationStrategy(params: {
             query: { directory: params.directory },
           } as never,
         })
-        if (promptResult.status !== "dispatched") {
+        if (!isInternalPromptDispatchAccepted(promptResult)) {
           log("[auto-compact] delayed auto prompt skipped by promptAsync gate", {
             sessionID: params.sessionID,
             status: promptResult.status,