fix(tokens): refresh stale "Opus 4.7" framing to model-neutral + Opus 4.8 anchor

Fase 4 token-opt, Item 1 of gap-review NEXT STEP #2. The prompt-cache pattern corpus + TOK scanner were frozen at an "Opus 4.7" framing after CC shipped Opus 4.8 (default, 2.1.154) and Fable 5 (2.1.170). Model-era facts re-verified against the official changelog cache before editing.

The patterns are properties of prompt-caching, not of any model, so mechanic text is now model-neutral with a single "current default: Opus 4.8" anchor — preventing a re-freeze at the next model bump.

- rename knowledge/opus-4.7-patterns.md -> prompt-cache-patterns.md (git mv, history preserved); 6 reference sites updated
- TOK scanner: line-318 finding text (human-facing) made model-neutral; header + cache-prefix-scanner + CLI comments refreshed
- configuration-best-practices.md body + footnote 4.7 -> 4.8
- human-facing docs: commands/{tokens,help,manifest}.md, project CLAUDE.md, README, docs/scanner-internals.md
- gap-matrix row marked DONE; future Items 2/3 retargeted to new filename

Failing-test-first (Iron Law): +2 knowledge staleness guards (era-anchor + no-refreeze) +1 scanner assertion (no stale model anchor in finding text). Suite 853 -> 856 green; zero snapshot drift; self-audit A(97) PASS. CHANGELOG / v5 plan / ratified gap-plan keep historical opus-4.7-patterns refs (correct record of past state).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Ter3E2JSi1Khgmuf2kady8
This commit is contained in:
Kjell Tore Guttormsen 2026-06-18 15:27:36 +02:00
commit 8376dab83f
15 changed files with 66 additions and 40 deletions

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@ -15,7 +15,7 @@
![Tests](https://img.shields.io/badge/tests-792+-brightgreen)
![License](https://img.shields.io/badge/license-MIT-lightgrey)
A Claude Code plugin that checks configuration health, suggests context-aware improvements, and auto-fixes issues — `CLAUDE.md`, `settings.json`, hooks, rules, MCP servers, `@imports`, and plugins. 12 deterministic scanners across 10 quality areas, context-aware feature recommendations, auto-fix with backup/rollback, an Opus-4.7-aware Token Hotspots scanner with optional API-calibrated `--accurate-tokens` mode, plus cache-prefix stability, dead-tool, and cross-plugin collision detection. Zero external dependencies.
A Claude Code plugin that checks configuration health, suggests context-aware improvements, and auto-fixes issues — `CLAUDE.md`, `settings.json`, hooks, rules, MCP servers, `@imports`, and plugins. 12 deterministic scanners across 10 quality areas, context-aware feature recommendations, auto-fix with backup/rollback, a prompt-cache-aware Token Hotspots scanner with optional API-calibrated `--accurate-tokens` mode, plus cache-prefix stability, dead-tool, and cross-plugin collision detection. Zero external dependencies.
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@ -104,7 +104,7 @@ Claude Code reads instructions from at least 7 different file types across multi
This plugin provides three layers of configuration intelligence:
- **Health** — 12 deterministic scanners verify correctness across every configuration file, catching broken imports, deprecated settings, conflicting rules, format errors, permission contradictions, Opus-4.7-era token waste, cache-prefix instability, dead tool grants, and cross-plugin skill collisions
- **Health** — 12 deterministic scanners verify correctness across every configuration file, catching broken imports, deprecated settings, conflicting rules, format errors, permission contradictions, prompt-cache token waste, cache-prefix instability, dead tool grants, and cross-plugin skill collisions
- **Opportunities** — context-aware recommendations for Claude Code features that could benefit your specific project, backed by Anthropic's official guidance
- **Action** — auto-fix with mandatory backups, syntax validation, rollback support, and a human-in-the-loop workflow for anything non-trivial
@ -303,7 +303,7 @@ Your team configuration changes over time. Track it:
|---------|-------------|
| `/config-audit` | Full audit with auto-scope detection (no setup needed) |
| `/config-audit posture` | Quick health scorecard: A-F grades across 10 quality areas (incl. Token Efficiency, Plugin Hygiene) |
| `/config-audit tokens` | Opus-4.7-aware token hotspots — ranked by estimated waste; 6 patterns + optional `--accurate-tokens` API calibration |
| `/config-audit tokens` | prompt-cache-aware token hotspots — ranked by estimated waste; 6 patterns + optional `--accurate-tokens` API calibration |
| `/config-audit manifest` | Ranked table of every system-prompt token source (CLAUDE.md, plugins, skills, MCP, hooks) sorted by estimated tokens |
| `/config-audit feature-gap` | Context-aware feature recommendations grouped by impact |
| `/config-audit fix` | Auto-fix deterministic issues with backup + verification |
@ -333,7 +333,7 @@ By default, `/config-audit` auto-detects scope from your git context. Override w
## Deterministic Scanners
12 Node.js scanners that perform structural analysis an LLM cannot reliably do: schema validation, circular reference detection, import resolution, conflict detection across scopes, Opus-4.7-aware token-cost analysis, cache-prefix stability, dead-tool detection, and cross-plugin skill collisions. Plus a standalone plugin-health scanner. Zero external dependencies.
12 Node.js scanners that perform structural analysis an LLM cannot reliably do: schema validation, circular reference detection, import resolution, conflict detection across scopes, prompt-cache-aware token-cost analysis, cache-prefix stability, dead-tool detection, and cross-plugin skill collisions. Plus a standalone plugin-health scanner. Zero external dependencies.
**Why deterministic?** LLMs are powerful at understanding intent and context. But they cannot reliably validate JSON schemas, detect circular `@import` chains, or catch that your global `settings.json` contradicts your project-level one. These scanners fill that gap — fast, repeatable, and zero false positives on structural issues.
@ -523,12 +523,12 @@ Reference documents that inform the feature-gap agent and context-aware recommen
| File | Content |
|------|---------|
| `claude-code-capabilities.md` | Feature register: 18 config surfaces, Anthropic guidance, relevance table |
| `configuration-best-practices.md` | Per-layer best practices (Opus 4.7 cache-stability guidance) |
| `configuration-best-practices.md` | Per-layer best practices (cache-stability guidance) |
| `anti-patterns.md` | Common mistakes mapped to scanner IDs |
| `hook-events-reference.md` | All 26 hook events with details |
| `feature-evolution.md` | Feature timeline for staleness detection |
| `gap-closure-templates.md` | Config-specific templates for closing gaps |
| `opus-4.7-patterns.md` | Token-cost dynamics for Opus 4.7 era — patterns powering the TOK scanner |
| `prompt-cache-patterns.md` | Token-cost dynamics (prompt-cache patterns) — patterns powering the TOK scanner |
| `cache-telemetry-recipe.md` | `jq` recipe for verifying prompt-cache hit rate from session transcripts |
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