- Move blockchain data from apps/blockchain-node/data to centralized data directory
- Update configuration files to reference new data paths
- Remove old data directory structure
- Maintain existing database files and chain data
- Rename metadata to user_metadata in TenantUser model
- Rename metadata to usage_metadata in UsageRecord model
- Rename metadata to invoice_metadata in Invoice model
- Rename metadata to event_metadata in TenantAuditLog model
- Update TenantManagementService to use event_metadata parameter name