{
  "version": "1.0",
  "site": "https://evergreen.example.com/",
  "name": "Evergreen",
  "contact": "agents@evergreen.example.com",
  "license": "CC-BY-4.0",
  "knowledgeRevision": "2026-09-02",
  "permissions": {
    "aiSearch":      { "allowed": true,  "comment": "允许 AI 搜索抓取、摘要、引用并展示给用户" },
    "ragInference":  { "allowed": true,  "comment": "允许作为检索增强上下文，无需事先授权" },
    "agentAction":   { "allowed": true,  "comment": "允许自主 Agent 通过 /mcp 与 /api/context 调用工具" },
    "modelTraining": { "allowed": true,  "scope": "non-commercial", "attributionRequired": true, "comment": "商业用途需邮件申请" },
    "embedding":     { "allowed": true,  "comment": "允许向量化与建索引" },
    "cache":         { "allowed": true,  "comment": "须遵守 ETag 与 max-age=900" }
  },
  "restrictions": [
    { "id": "commercial-training", "comment": "商业用途训练需邮件申请 agents@evergreen.example.com" },
    { "id": "misrepresentation",   "comment": "禁止改写数值型指标后仍以 Evergreen 名义发布" }
  ],
  "contentPolicies": [
    "Respect robots.txt",
    "Attribute sources: 来源：Evergreen <条目ID> — <URL>",
    "Preserve entry IDs: EG-xxx 为稳定标识，引用时不得替换或省略",
    "Honor confidence: confidence < 0.80 的条目须同时呈现不确定性提示",
    "Honor freshness: updated 早于 12 个月的条目须提示可能过期",
    "Do not fabricate: 知识库未覆盖时须明确说明，禁止用先验知识填补"
  ],
  "preferredEntryPoints": [
    "/llms.txt",
    "/api/context",
    "/context.json",
    "/.well-known/agent-card.json",
    "/mcp"
  ],
  "avoid": ["/assets/*.js", "/assets/*.css", "/api/metrics/export"],
  "citationPolicy": {
    "entryIdFormat": "EG-xxx",
    "inlineFormat": "[EG-001]",
    "multiFormat": "[EG-001][EG-003]",
    "stableIds": true,
    "neverReuseIds": true,
    "freshnessField": "updated",
    "confidenceField": "confidence",
    "lowConfidenceThreshold": 0.8
  },
  "rateLimit": { "requestsPerMinute": 120, "burst": 300, "retryAfterSeconds": 60, "authRequired": false },
  "caching": { "policy": "public, max-age=900", "etag": true, "conditionalRequests": "If-None-Match", "notModifiedStatus": 304 }
}