k6 Cloud test investigator Structured 9-step workflow for investigating a Grafana Cloud k6 test or run. This skill is workflow-only . All API calls go through against the plugin proxy, using v6 for REST and v5 for metrics. For the underlying mechanics (gcx auth, path conventions, endpoint discovery, log queries, script editing, threshold semantics, gotchas), see the skill — every step below references it. The content unique to this skill is: - the ordered investigation flow (Steps 1-9 below) - the date-alignment check ("last 7 days" ≠ "last 7 runs") - the 3-layer pass/fail determination ( vs…