v1.8.0 — add plan2code-metrics recursive self-improvement toolchain

New package for contributors to collect, aggregate, analyze, and improve
workflow prompts based on real project data. Includes unit tests (vitest),
installer integration, and loop/finalize hints.

plan2code-metrics/package.json

@@ -0,0 +1,46 @@
+{
+  "name": "plan2code-metrics",
+  "version": "1.0.0",
+  "description": "Plan2Code Metrics - Recursive self-improvement toolchain for plan2code contributors",
+  "type": "module",
+  "main": "dist/index.js",
+  "bin": {
+    "plan2code-metrics": "./dist/bin/plan2code-metrics.js"
+  },
+  "files": [
+    "dist"
+  ],
+  "engines": {
+    "node": ">=18.0.0"
+  },
+  "keywords": [
+    "cli",
+    "ai",
+    "metrics",
+    "plan2code",
+    "contributor-tooling"
+  ],
+  "license": "MIT",
+  "scripts": {
+    "build": "tsup",
+    "dev": "tsup --watch",
+    "start": "node dist/bin/plan2code-metrics.js",
+    "test": "vitest run",
+    "test:watch": "vitest",
+    "prepublishOnly": "npm run build"
+  },
+  "dependencies": {
+    "@inquirer/prompts": "^8.1.0",
+    "chalk": "^5.6.2",
+    "execa": "^9.6.1",
+    "fs-extra": "^11.3.3",
+    "ora": "^9.0.0"
+  },
+  "devDependencies": {
+    "@types/fs-extra": "^11.0.4",
+    "@types/node": "^25.0.3",
+    "tsup": "^8.5.1",
+    "typescript": "^5.9.3",
+    "vitest": "^3.1.1"
+  }
+}