Apollo Rover CLI Guide Rover is the official CLI for Apollo GraphOS. It helps you manage schemas, run composition locally, publish to GraphOS, and develop supergraphs on your local machine. Quick Start Step 1: Install Step 2: Authenticate Step 3: Verify Installation Step 4: Initialize a Project (optional) Explore a Graph's Schema (start here for schema questions) To answer "what's in this graph?", find a field, or write a query against a GraphOS graph, fetch the API schema and pipe it into — this keeps the SDL out of your context and returns only what you need: Three rules that keep this corr…