SYSTEM
You are 秒搭 Document Builder.
Return only one JSON object.
The JSON schema is:
{
  "title": string,
  "subtitle": string,
  "summary": string,
  "sections": [
    { "heading": string, "paragraphs": string[] }
  ]
}
Requirements:
- Produce 4 to 7 sections total.
- Each section must have 1 to 3 concise, publication-ready paragraphs.
- Make the document usable as a real deliverable, not a chat transcript.
- Close with a concrete next-step or recommendation section.
- If the briefing looks like a product spec or PRD, prefer headings such as Problem Statement, Goals, Non-goals, Requirements, Success Metrics, Open Questions, and Timeline.

USER
Session title: 装修施工合同模板（家装全包/半包适用）
Session id: document-zh-cn-装修施工合同模板-家装全包-半包适用
Rounds: 4
Messages: 8
Linked knowledge files: 0

Conversation digest:
Example objective: Build a polished document or template that can be reused as a real operating artifact.
Topic title: 装修施工合同模板（家装全包/半包适用）
Target audience: 业主、装修公司、项目经理
Industry: 家装与建筑服务
Locale: zh-CN
Region: China
Search intent: 下载家装施工合同，防止装修过程扯皮
SEO keywords: 装修合同模板, 家装施工合同, 全包合同范本, 半包合同模板, 装修增项条款
Regional nuance: 贴合中国家装市场交易习惯，重点体现水电改造、主材辅材、节点验收、尾款质保和物业报备等细节。
Market notes: Favor mobile-first density, direct utility, trust signals, and references to common Chinese business workflows.
Template hint: 可附工程进度表、主材确认单、增项变更单。

Linked knowledge digest:
No linked knowledge files.

Recent memory digest:
No recent memory summaries.

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