Add LLM key-hunter toolkit, vault, and skill

- tools/scripts/llm-key-hunter: GitHub leak hunting pipeline (hunt_*,
  pivot miner, two-layer verify/content caches, per-provider verification)
- usable_keys: verified key vault across 12 providers (deepseek, minimax,
  volcanoark, longcat, codingplan, zhipu free-tier, mimo, siliconflow, etc.)
- .grok/skills/llm-key-hunter: operator skill for the hunt/verify/vault flow
- NewAPI channel import scripts and CDP capture helpers
- Result verdict buckets (excluding multi-GB blob caches and dedup dumps)

tools/scripts/cdp-capture/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "cdp-capture",
+  "version": "1.0.0",
+  "description": "Chrome DevTools Protocol capture tool — records all browser activity from a real Chrome session",
+  "main": "capture.js",
+  "scripts": {
+    "start": "node capture.js",
+    "capture": "node capture.js"
+  },
+  "dependencies": {
+    "chrome-remote-interface": "^0.33.3"
+  }
+}