npx claudepluginhub kasempiternal/claude-agent-system --plugin casAdd to your .mcp.json:
{
"mcpServers": {
"spectra": {
"command": "node",
"args": [
"${CLAUDE_PLUGIN_ROOT}/spectra-mcp-server/dist/index.js"
],
"env": {
"SPECTRA_HEADLESS": "true",
"SPECTRA_DEFAULT_VIEWPORT": "1280x720"
}
}
}
}This server has elevated permissions. Review the source code before enabling.
nodeSPECTRA_HEADLESS=trueSPECTRA_DEFAULT_VIEWPORT=1280x720