feat(data-ai): mark installed bundle as externally managed (do-not-edit CLAUDE.md)

package.json

@@ -13,7 +13,7 @@
     "dev-gpu": "pnpm --parallel --filter @adobe/data --filter @adobe/data-gpu --filter data-gpu-samples run dev",
     "link": "pnpm -r --filter @adobe/data* run link",
     "publish": "sh -c 'for x in \"$@\"; do OTP=\"$x\"; done; export NPM_CONFIG_OTP=\"$OTP\"; pnpm -r --filter @adobe/data --filter @adobe/data-ai --filter @adobe/data-react --filter @adobe/data-lit --filter @adobe/data-solid --filter @adobe/data-gpu run publish-public' sh",
-    "bump": "pnpm version patch --no-git-tag-version && V=$(node -p \"require('$PWD/package.json').version\") && pnpm -r exec pnpm version $V --no-git-tag-version --allow-same-version",
+    "bump": "pnpm version patch --no-git-tag-version && V=$(node -p \"require('$PWD/package.json').version\") && pnpm -r exec pnpm version $V --no-git-tag-version --allow-same-version && node -e \"const fs=require('fs');const p='packages/data-ai/.claude-plugin/plugin.json';const j=JSON.parse(fs.readFileSync(p,'utf8'));j.version=process.argv[1];fs.writeFileSync(p,JSON.stringify(j,null,2)+'\\n')\" $V",
     "release": "pnpm bump && pnpm publish",
     "bp": "pnpm bump && pnpm run publish"
   },

packages/data-ai/.claude-plugin/plugin.json

@@ -1,6 +1,6 @@
 {
   "name": "adobe-data-ai",
-  "version": "0.9.75",
+  "version": "0.9.83",
   "description": "Architecture skills for @adobe/data — data-oriented modelling, archetype iteration, hot-path performance, and related conventions.",
   "author": {
     "name": "Adobe"

packages/data-ai/bin/cli.mjs

@@ -36,6 +36,20 @@ const { name: PKG_NAME, version: VERSION } = pkg;
 // Namespaced bundle folder — the whole directory belongs to this package.
 const BUNDLE = "adobe-data-ai";
 
+// Written into the bundle root on every install. Claude Code loads nested
+// CLAUDE.md files when working in a subtree, so an agent that opens a skill
+// here sees the do-not-edit notice before touching it.
+const CLAUDE_MD = `# Externally managed — do not edit
+
+The skills in this folder are installed and managed by the \`@adobe/data-ai\`
+package. This entire directory is **deleted and rebuilt** on every
+\`npx @adobe/data-ai install\`, so any local edit here is silently discarded
+on the next reinstall or version upgrade.
+
+To change a skill, edit it upstream in the \`@adobe/data-ai\` package and
+publish a new version, then reinstall — do not modify these files in place.
+`;
+
 function discoverSkills() {
     if (!existsSync(skillsSrc)) return [];
     return readdirSync(skillsSrc, { withFileTypes: true })
@@ -51,6 +65,7 @@ function installTo(bundleDir, skills) {
     for (const name of skills) {
         cpSync(join(skillsSrc, name), join(bundleDir, name), { recursive: true });
     }
+    writeFileSync(join(bundleDir, "CLAUDE.md"), CLAUDE_MD);
     writeFileSync(
         join(bundleDir, ".data-ai.json"),
         JSON.stringify({ package: PKG_NAME, version: VERSION, skills }, null, 2) + "\n",