chore(research): weekly scan 2026-06-17 [auto]

Author: J.A.R.V.I.S.

research/weekly/2026-06-17-weekly-scan.md

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+# ACP 竞品周报 — 2026-06-17
+
+_由贾维斯自动生成_
+
+## A2A (Google) — 2026-06-17
+- Stars: 24316 | Open Issues: 283
+### 最新 Commits
+- `69dd57c` 2026-06-12 docs: restructure homepage information and add missing sections (#1874
+- `2e0a4e5` 2026-06-05 docs: add A2A & generative UI hackathon banner (#1906)
+- `91071e0` 2026-06-04 docs: reorganize navigation structure and update theme features (#1871
+- `1be9b56` 2026-06-04 docs: escape timestamp format to prevent emoji rendering in `whats-new
+- `7475dd0` 2026-06-02 docs: add Rust SDK (a2a-rs) reference to README and update linter work
+### 新 Issues（功能请求）
+- #1811 [Feat]: Add TaskMessageUpdateEvent to notify observers when messages a
+- #1794 [Feat]: Add generation/version number field to Task for event ordering
+- #830 [Feat]: OAuth 2.1-compliant Authorization for A2A
+- #563 [Feat]: Support multi-agent composition by registering HostAgent via c
+
+## ANP (社区)
+- `15d41c9` 2026-06-10 update wns Protocol：add did profile
+- `a0a7d2f` 2026-05-30 add json payload
+- `b15ec29` 2026-05-13 Make the AP2 analysis available to English readers
+- `aabc276` 2026-05-13 Make the IM protocol upgrade accessible to English readers
+- `28c7dd4` 2026-05-13 add blogs
+
+## IBM ACP
+- `e5265ca` 2025-08-25 docs: A2A announcement (#230)
+- `e8299f8` 2025-08-21 chore: bump version
+- `00afccd` 2025-08-21 fix(python): revert cachetools version bump to avoid conflicts
+
+## 本周行动建议
+_(需贾维斯人工分析后补充)_