fix(agent): report progress during long tool runs

app/agent/prompt/__init__.py

@@ -145,12 +145,12 @@ class PromptManager:
         if not settings.AI_AGENT_VERBOSE:
             verbose_spec = (
                 "\n\n[Important Instruction] STRICTLY ENFORCED: "
-                "If tools are needed, DO NOT output any conversational text, explanations, progress updates, "
-                "or acknowledgements before the first tool call or between tool calls. "
-                "Call tools directly without any transitional phrases. "
-                "You MUST remain completely silent until all required tools have finished and you have the final result. "
-                "Only then may you send one final user-facing reply. "
-                "DO NOT output any intermediate content whatsoever."
+                "Keep tool-related narration concise and useful. "
+                "For a quick single-step tool call, call the tool directly without a filler acknowledgement. "
+                "For multi-step work or any task that may take noticeable time, send one brief user-facing progress update "
+                "before the first tool call, then another short update after a meaningful milestone or several tool calls. "
+                "State what you are checking or what you learned, without exposing hidden reasoning, raw tool arguments, "
+                "or repetitive per-tool narration. Continue working after each update and finish with a concise final result."
             )
 
         # MoviePilot系统信息

tests/test_agent_progress_updates.py

@@ -0,0 +1,19 @@
+from unittest.mock import patch
+
+from app.agent.prompt import prompt_manager
+from app.core.config import settings
+from app.schemas.types import MessageChannel
+
+
+def test_non_verbose_prompt_keeps_long_running_tasks_user_visible() -> None:
+    """非详细模式下的长任务仍应主动向用户提供阶段性进度。"""
+    with patch.object(settings, "AI_AGENT_VERBOSE", False):
+        prompt = prompt_manager.get_agent_prompt(
+            channel=MessageChannel.WebAgent.value
+        )
+
+    assert "before the first tool call" in prompt
+    assert "after a meaningful milestone or several tool calls" in prompt
+    assert "Continue working after each update" in prompt
+    assert "remain completely silent" not in prompt
+    assert "DO NOT output any intermediate content" not in prompt