https://metricsbook.io/docs/https://metricsbook.io/docs/changelog/https://metricsbook.io/docs/concepts/built-for-agents/https://metricsbook.io/docs/concepts/core-and-projects/https://metricsbook.io/docs/concepts/how-it-works/https://metricsbook.io/docs/concepts/metrics/https://metricsbook.io/docs/concepts/report-interactions/https://metricsbook.io/docs/concepts/security/https://metricsbook.io/docs/cost/https://metricsbook.io/docs/deploy/https://metricsbook.io/docs/deploy/dokploy-coolify/https://metricsbook.io/docs/deploy/kubernetes/https://metricsbook.io/docs/deploy/railway/https://metricsbook.io/docs/deploy/vm/https://metricsbook.io/docs/project/built-on-open-source/https://metricsbook.io/docs/project/contributing/https://metricsbook.io/docs/project/open-source/https://metricsbook.io/docs/quickstart/https://metricsbook.io/docs/reference/api/refusal-codes/https://metricsbook.io/docs/reference/cli/commands/https://metricsbook.io/docs/reference/cli/help-topics/https://metricsbook.io/docs/reference/cli/output/https://metricsbook.io/docs/reference/cli/refusal-codes/https://metricsbook.io/docs/security/https://metricsbook.io/docs/why/