Sentinel Gateway — an MCP zero-trust gateway that sits in front of every internal MCP server, detects tool-poisoning/metadata drift in real time, and maintains a cryptographic provenance ledger of every agent tool call
5 files for Claude Code and Codex: nitrostack-auth-security, nitrostack-mcp-app-architecture, nitrostack-middleware-pipeline, nitrostack-tools-resources-prompts and 1 more .
.agents/skills/auth-security/SKILL.md A 30 tok .agents/skills/mcp-app-architecture/SKILL.md A 40 tok .agents/skills/middleware-pipeline/SKILL.md A 32 tok .agents/skills/tools-resources-prompts/SKILL.md A 48 tok .agents/skills/ui-widgets/SKILL.md A 44 tok These files are jaisimha18/nebula-ninjas's own configuration — they tell Claude Code and Codex how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.