refactor(eval+memoir)：精简内部评测路由与服务，composite/对话摘要与 judge 能力补强

- 访谈：新增 interview_state_hints，联动 orchestrator 与提示词
- 回忆录：story_pipeline_sync/state/memory/post_commit 与 Celery 任务调整
- 基建：开发用 celery broker、compose/development 脚本、依赖注入
- eval-web：移除数据集/实验/版本等页面与流式轮询，突出 Playground
- 文档与单测同步

api/app/features/evaluation/replay_service.py

@@ -97,6 +97,7 @@ class ReplayConversationService:
         conversation_id: str,
         fixture_filename: str,
         flush_memoir_after: bool,
+        skip_memoir: bool,
         skip_tts: bool,
     ) -> tuple[int, list[str], list[str]]:
         try:
@@ -112,6 +113,7 @@ class ReplayConversationService:
             conversation_id=conversation_id,
             utterances=utterances,
             flush_memoir_after=flush_memoir_after,
+            skip_memoir=skip_memoir,
             skip_tts=skip_tts,
         )
         return n, utterances, segment_ids
@@ -122,6 +124,7 @@ class ReplayConversationService:
         conversation_id: str,
         utterances: list[str],
         flush_memoir_after: bool,
+        skip_memoir: bool,
         skip_tts: bool,
     ) -> tuple[int, list[str]]:
         cid = (conversation_id or "").strip()
@@ -144,11 +147,12 @@ class ReplayConversationService:
             segment = await conv_service.create_user_segment(conv, conv.user_id, text)
             segment_ids.append(segment.id)
             ts = segment.created_at or conv.last_message_at
-            await background_runner.queue_message(
-                conv.user_id,
-                segment.id,
-                text_char_count=len(text),
-            )
+            if not skip_memoir:
+                await background_runner.queue_message(
+                    conv.user_id,
+                    segment.id,
+                    text_char_count=len(text),
+                )
             await process_user_message(
                 conversation_id=cid,
                 user_message=text,
@@ -161,14 +165,19 @@ class ReplayConversationService:
             )
             count += 1
 
-        if flush_memoir_after and conv.user_id:
+        if (
+            flush_memoir_after
+            and conv.user_id
+            and (not skip_memoir)
+        ):
             await background_runner.flush_pending(conv.user_id)
 
         logger.info(
-            "eval replay done conversation_id={} turns={} flush={} skip_tts={}",
+            "eval replay done conversation_id={} turns={} flush={} skip_memoir={} skip_tts={}",
             cid,
             count,
             flush_memoir_after,
+            skip_memoir,
             skip_tts,
         )
         return count, segment_ids