同步上游最新正式版。

• 上游版本：v0.2.6
• 上游标题：v0.2.6
• 发布时间：2026-04-08T13:39:01Z

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Changelog

• ee29aaa8 Enhance hooks with respond action and comprehensive documentation (#2215)
• 51eecde0 Feat/support isolation (#2423)
• 84e42d69 Merge pull request #2316 from zeroznet/fix/help-banner-double-v
• 84edc462 assets: update WeChat QR code image (#2385)
• c3e7396a build(deps): bump github.com/pion/rtp from 1.8.7 to 1.10.1 (#2290)
• 29277d4b build(deps): bump modernc.org/sqlite from 1.47.0 to 1.48.0 (#2289)
• 1fc27109 feat(channels): add teams_webhook output-only channel (#2244)
• d8c5183d feat(mcp): store oversized text results as artifacts (#2308)
• 1175f4a6 feat(membench): add LOCOMO memory benchmark tool (#2353)
• 38a498e2 feat(provider): support custom headers injection for HTTP providers (#2402)
• 15a70ac4 feat(seahorse): implement short-term memory engine (LCM) (#2285)
• 778f9393 fix [BUG] WebUI cannot connect to the gateway started by WebUI (#2267)
• 330de0c3 fix(agent): disable seahorse context manager on freebsd/arm (#2417)
• 661ce5e3 fix(build): gate seahorse context manager on unsupported platforms (#2384)
• 9ec27835 fix(docker): add -console flag and open network for launcher (#2314)
• 8b3e5026 fix(feishu): enrich reply context for card and file replies (#2144)
• 7bf6cbe1 fix(gateway): harden PID liveness handling and websocket proxy state (#2403)
• 7d167646 fix(gateway): validate PID ownership and clean stale pid files (#2422)
• f0e6b7aa fix(seahorse): correct bm25 rank semantics in comments (#2360)
• 71337b6f fix(tool): clarify write_file nested-JSON escape semantics and add tests (#2320)
• 6a8552a6 fix(web): derive WebSocket URL from browser location instead of backend (#2405)
• cbd0798a fix: avoid duplicate v in CLI help banner
• 6ce0306c fix: use per candidate provider for model_fallbacks (#2143)

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