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dc995

@dc995 source repo

6 published skills

  1. ▌
    MCP App Ext · dc995 bundle
    Conductor — a full-stack engineer agent for the MCP Apps EXTENSION (not a single app). Builds, secures, hosts, tests, and audits MCP Apps and their hosts, composing MCP server → UI resource → host → explicit application state. Defaults new core work to MCP 2026-07-28 and isolates legacy sessionful behavior. Use for 'build an MCP App and a host to render it', 'compose the full MCP App stack', 'threat-model my MCP App host', 'why won't my tile render / drag / theme', 'host an MCP App in my own web app', 'make a stateful multi-turn MCP App (game/wizard)', 'wire OAuth / PDF / sampling through a host', 'audit my app for host compatibility', 'add an MCP App ext agent'.
    0 installs
  2. ▌
    MCP App Test · dc995 bundle
    Test MCP Apps across hosts. Server API tests, Playwright E2E, cross-host validation, and debugging with ui-inspector. WHEN: 'test my MCP App', 'write tests for MCP server', 'cross-host testing', 'debug MCP App iframe', 'Playwright MCP tests', 'why is my MCP App broken', 'validate across hosts'.
    0 installs
  3. ▌
    MCP App Audit · dc995
    Audit and rewrite existing MCP Apps for host compatibility. Review apps for CSP violations, external CDN dependencies, eval usage, blocked permission APIs, and provide specific rewrite patterns. WHEN: 'audit my MCP App', 'review MCP app compatibility', 'why does my app break in VS Code', 'rewrite for VS Code', 'fix CSP errors', 'make my MCP app work everywhere', 'check host compatibility'.
    0 installs
  4. ▌
    MCP App Build · dc995 bundle
    Build MCP Apps with interactive UIs. Scaffold new apps, register tools and resources, configure vite-plugin-singlefile, and target multiple hosts safely. Replaces create-mcp-app with host-aware pre-build safety checks. WHEN: 'create an MCP App', 'add a UI to an MCP tool', 'scaffold an MCP App', 'build an interactive MCP View', 'MCP Apps SDK patterns', 'UI-resource registration', 'MCP App lifecycle', 'host integration'.
    0 installs
  5. ▌
    MCP App Hosts · dc995 bundle
    MCP App host reference AND host-authoring guide. Query host capabilities, check what works where, record discoveries, and build your own host. Use when asking 'does X work in VS Code?', 'which hosts support microphone?', 'why does my app break in VS Code?', 'host compatibility matrix', 'what CSP does VS Code use?', 'record a new host discovery', 'how do I build an MCP App host?', 'author a host on the GitHub Copilot SDK', 'wire MCP servers into createSession', 'implement a sampling bridge in my host'.
    0 installs
  6. ▌
    MCP App Security · dc995 bundle
    Threat-model and secure MCP Apps, MCP servers, and custom hosts. Review iframe isolation, postMessage validation, tool authorization, Streamable HTTP Origin checks, session safety, OAuth, SSRF, XSS, prompt injection, secrets, and untrusted MCP content. WHEN: 'secure my MCP App', 'MCP App threat model', 'review MCP host security', 'is this iframe sandbox safe', 'prevent SSRF', 'secure MCP OAuth', 'validate postMessage', 'security audit MCP server'.
    0 installs