https://brainjar.sh/https://brainjar.sh/concepts/architecture/https://brainjar.sh/concepts/brains/https://brainjar.sh/concepts/overview/https://brainjar.sh/concepts/personas/https://brainjar.sh/concepts/rules/https://brainjar.sh/concepts/souls/https://brainjar.sh/concepts/why-composable/https://brainjar.sh/getting-started/https://brainjar.sh/guides/authoring-with-ai/https://brainjar.sh/guides/configuration/https://brainjar.sh/guides/hooks/https://brainjar.sh/guides/mcp/https://brainjar.sh/guides/migration/https://brainjar.sh/guides/orchestration-patterns/https://brainjar.sh/guides/packs/https://brainjar.sh/guides/recipes/https://brainjar.sh/guides/subagents/https://brainjar.sh/reference/cli/