[ranxianglei]

Changes since v0.1.78

• acp-kernel 0.0.50 → 0.0.51 (exact pin, PR acp-kernel#196/fix(loop): run applyCompression over the unpruned view #197): first-sight mass bypass in decideNudge — big-ingest sessions (stateless full-history / restored state) no longer wait a full growth floor of new tokens before the first compress; drain-until-under-band semantics with guardrails (ignored nudge keeps the stamp; below-band stays quiet; no schema change). Kernel half of the 0.1.63 应用在DeepSeek Harness超出 固定阈值没进行压缩 #351/重启/会话分裂后上游 prompt cache 命中掉到 0% —— 每请求全量付费（成本回归） #499 family. Host-side half is PR fix: #498 weak-overflow learning + #499 P1a affinity persistence + P1b cache-collapse warn #504 (pending).

Pre-flight

• typecheck ✅ · tests 998/1000 (2 known env fails in plugin-agent.test.ts, unrelated) ✅ · build ✅
• npm view acp-kernel version = 0.0.51 (live) ✅
• Commit is version+pin only (package.json + package-lock.json, same shape as v0.1.76)

[github-actions]

📦 Built Package Artifact

Branch: 2026-09-04_release-v0.1.79 (5625f98)

Option A — Install from npm PR tag (recommended)

npm install -g billion-context@pr-505

Each push to this PR publishes a new version under the pr-505 npm tag.

Option B — Download artifact

1. Download the artifact from the Actions run
2. Extract the tarball and install:

tar xzf billion-context-pr505.tgz
npm install -g package

---

This comment is automatically updated on each push.