- Remove conditional checks for settings.enforce_state_root_validation
- Always enforce state root validation (no warning-only path)
- Simplify error handling to always reject on mismatch
- Update genesis metadata validation to always enforce
- State root validation is now mandatory across all nodes
- Relocate blockchain-event-bridge README content to docs/apps/blockchain/blockchain-event-bridge.md
- Relocate blockchain-explorer README content to docs/apps/blockchain/blockchain-explorer.md
- Replace app READMEs with redirect notices pointing to new documentation location
- Consolidate documentation in central docs/ directory for better organization