npx claudepluginhub uncurated-tests/sample-plugin --plugin devtoolsAdd to your .mcp.json:
{
"mcpServers": {
"database": {
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-postgres"
],
"env": {
"POSTGRES_CONNECTION_STRING": "${POSTGRES_URL}"
}
}
}
}npxPOSTGRES_CONNECTION_STRING=${POSTGRES_URL}