Cardano Updates

- Update config.json from book.world.dev.cardano.org
- Update peer-snapshot.json with latest relay nodes
- Enable UseTraceDispatcher for better logging

Co-Authored-By: Claude Opus 4.7 <[email protected]>

- Remove MinNodeVersion (no longer needed for 11.x)
- Enable UseTraceDispatcher for better logging
- Add uppercase Options key for upstream compatibility
- Update peer-snapshot with current relays from upstream

Co-Authored-By: Claude Opus 4.7 <[email protected]>

Mithril 2617.0 removed v1 backend support and requires v2 backend.
The --allow-override flag is needed to replace existing db files when
downloading fresh snapshots.

Co-Authored-By: Claude Opus 4.7 <[email protected]>

- build-from-source.md: new page covering docker compose build, K3s image
  import, and same-tag image replacement
- architecture.md: remove stale Key Components section (outdated versions),
  fix Getting Started tip to link build-from-source and docker.md
- docker.md: add cross-link to build-from-source in Prerequisites
- deployment.md: add cross-link to build-from-source in Prerequisites

- deployment.md (Troubleshooting): add row for API stuck at APPLYING_INDEXES
  caused by activeDeadlineSeconds: 259200 exceeded
- index-management.md: add note about Kubernetes 72h deadline linking
  to the Deployment Runbook

- Update CARDANO_NODE_VERSION to 11.0.0 in all environment files
- Update MinNodeVersion in network config.json files
- Update Dockerfile default version
- Update test integration config

Co-Authored-By: Claude Opus 4.7 <[email protected]>