feat(core, cli): Implement sequential approval. (#11593)

packages/a2a-server/src/agent/task.ts

@@ -40,7 +40,6 @@ import type {
 import { v4 as uuidv4 } from 'uuid';
 import { logger } from '../utils/logger.js';
 import * as fs from 'node:fs';
-
 import { CoderAgentEvent } from '../types.js';
 import type {
   CoderAgentMessage,
@@ -373,11 +372,11 @@ export class Task {
 
       // Only send an update if the status has actually changed.
       if (hasChanged) {
-        const message = this.toolStatusMessage(tc, this.id, this.contextId);
         const coderAgentMessage: CoderAgentMessage =
           tc.status === 'awaiting_approval'
             ? { kind: CoderAgentEvent.ToolCallConfirmationEvent }
             : { kind: CoderAgentEvent.ToolCallUpdateEvent };
+        const message = this.toolStatusMessage(tc, this.id, this.contextId);
 
         const event = this._createStatusUpdateEvent(
           this.taskState,
@@ -404,20 +403,16 @@ export class Task {
     const isAwaitingApproval = allPendingStatuses.some(
       (status) => status === 'awaiting_approval',
     );
-    const allPendingAreStable = allPendingStatuses.every(
-      (status) =>
-        status === 'awaiting_approval' ||
-        status === 'success' ||
-        status === 'error' ||
-        status === 'cancelled',
+    const isExecuting = allPendingStatuses.some(
+      (status) => status === 'executing',
     );
 
-    // 1. Are any pending tool calls awaiting_approval
-    // 2. Are all pending tool calls in a stable state (i.e. not in validing or executing)
-    // 3. After an inline edit, the edited tool call will send awaiting_approval THEN scheduled. We wait for the next update in this case.
+    // The turn is complete and requires user input if at least one tool
+    // is waiting for the user's decision, and no other tool is actively
+    // running in the background.
     if (
       isAwaitingApproval &&
-      allPendingAreStable &&
+      !isExecuting &&
       !this.skipFinalTrueAfterInlineEdit
     ) {
       this.skipFinalTrueAfterInlineEdit = false;