chiguyong 75e9b58e46 docs(ce-compound): 记录 portal-platform 安全/可靠性修复批次 ... 记录 ce-code-review 修复批次（commit 53faa60）的 10 个 P1/P2/P3 修复： - P1: WeCom 重放、缓存跨用户泄漏、webhook 异常风暴、shutdown 泄漏 - P2: Feishu TTL、无界任务集、配额 N+1、冗余 SHA-256、未用参数 - P3: DIRECT_CHAT 去重 新增 docs/solutions/security-issues/portal-platform-security-reliability-fixes.md CONCEPTS.md 补充 3 个领域术语：Per-User Cache Namespace、Webhook Signature Freshness、Webhook Backpressure		2026-06-26 01:47:57 +08:00
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portal-platform-security-reliability-fixes.md	docs(ce-compound): 记录 portal-platform 安全/可靠性修复批次	2026-06-26 01:47:57 +08:00