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/llm-key-hunter/results/live/china/mimo/README.md

@@ -0,0 +1,41 @@
+# MiMo (小米) — API Key 搜索结果
+
+## 平台信息
+- 页面: https://platform.xiaomimimo.com/token-plan
+- OpenAI 端点: `https://api.xiaomimimo.com/v1/chat/completions`
+- Token Plan 端点: `https://token-plan-cn.xiaomimimo.com/v1/chat/completions`
+- Anthropic 端点: `https://token-plan-cn.xiaomimimo.com/anthropic/v1/messages`
+- Auth: `Authorization: Bearer <key>`
+
+## 可用模型
+- mimo-v2.5
+- mimo-v2.5-pro
+- mimo-v2.5-asr
+- mimo-v2.5-tts
+- mimo-v2.5-tts-voiceclone
+
+## Key 格式
+- `sk-` + 48 lowercase alphanumeric (pay-as-you-go)
+- `tp-` + 48 lowercase alphanumeric (token plan)
+
+## 搜索结果 (2026-07-27)
+
+### Key 1: sk-sbh... — ✅ Valid, ❌ Insufficient Balance
+- Key: `sk-sbh30f2hth9sjoih89gal1vpldeb10tszpac04xyykjrn1d1`
+- 端点: `https://api.xiaomimimo.com/v1/chat/completions`
+- 状态: 402 Insufficient account balance (key 有效，余额不足)
+- 来源: `donjonson-hash/kristina_agent_center/.env`
+
+### Key 2: tp-cqg7... — ❌ Invalid (Revoked)
+- Key: `tp-cqg7z9g24xjfnq4hsrtfwqguzk12ogkel5aco3eaegq0a78f`
+- 来源: `ff4554825-sys/xiaohei/.env`
+
+### Key 3: tp-cqde... — ❌ Invalid (Revoked)
+- Key: `tp-cqdexzibbilbu8dzik809pwgkq56zppnjum4j6bd37vj8eqe`
+- 端点: `https://token-plan-cn.xiaomimimo.com/v1`
+- 来源: `huonawo/auto_sec_platform/.env`
+
+### Key 4: tp-c4we... — ❌ Invalid (Revoked)
+- Key: `tp-c4we7ffk6i9vs9dhu8x3x8j9lzdo3lul61d6qknlaiyeufk1`
+- 端点: `https://token-plan-cn.xiaomimimo.com/anthropic`
+- 来源: `LTaiQin/foodEpic-agent/.env`