feat(chat): 低信息短答主动续话；修复本地 dev 环境与迁移链

- interview_turn_plan: 识别低信息短回复，引导 AI 承接后主动追问新话题
- development.sh / docker-compose.dev: Postgres/Redis 端口与 .env 对齐，补充宿主机端口监听检查
- Alembic: 补回 0016 memory pipeline status、0017 segment narrative defer
- app-expo: api/ws URL 去掉末尾斜杠，避免 WS 双斜杠；更新 .env.staging

Co-authored-by: Cursor <cursoragent@cursor.com>

app-expo/src/core/config.ts

@@ -1,6 +1,14 @@
+function trimTrailingSlashes(value: string): string {
+  return value.replace(/\/+$/, '');
+}
+
 export const config = {
-  apiBaseUrl: process.env.EXPO_PUBLIC_API_URL ?? 'http://192.168.10.151:8000',
-  wsBaseUrl: process.env.EXPO_PUBLIC_WS_URL ?? 'ws://192.168.10.151:8000',
+  apiBaseUrl: trimTrailingSlashes(
+    process.env.EXPO_PUBLIC_API_URL ?? 'http://192.168.10.151:8000',
+  ),
+  wsBaseUrl: trimTrailingSlashes(
+    process.env.EXPO_PUBLIC_WS_URL ?? 'ws://192.168.10.151:8000',
+  ),
   isDebugMode: __DEV__,
 
   api: {