Setup gcx

Three configuration paths: Grafana Cloud (Path A), on-premise (Path B), and environment variables for CI/CD (Path C). For the complete config reference (all config set paths, TLS options, namespace resolution rules, multi-context patterns), see configuration.md.

Step 0: Install gcx

First, check whether gcx is already installed:

gcx --version

If the command is not found, build it from source. Requires git and a recent Go toolchain: