scan 2

Installation safety gate & data-protection guard for DeepSeek Harness: 60 static signature rules (31 high/24 medium/5 low) scan plugin sources for malicious install scripts, credential theft, obfuscation, persistence and network callbacks before 'dsh plug

敏感信息扫描：递归扫描代码库中的泄露密钥/令牌/私钥/硬编码密码，输出去敏感化的位置与严重级，提交前自查安全