- Clear env file at start to avoid appending duplicates when script runs multiple times
- Fixes issue where proposer_id was repeated many times in /run/aitbc/secrets/.env
- This was causing unwanted block production on follower nodes
- Generate secure random passwords for all PostgreSQL database users
- Store passwords in /etc/aitbc/credentials/postgres_*_password files
- Update load-keystore-secrets.sh to load PostgreSQL passwords into runtime .env
- Set passwords for both new and existing users with ALTER USER
- Fixes PostgreSQL authentication failures in services
- Ensures secure password management for database access
Remove default fallback for API_KEY_HASH_SECRET in tenant context middleware and management service, requiring explicit environment variable configuration. Migrate keystore password handling from /etc/aitbc/keystore_password to /etc/aitbc/credentials/keystore_password with 600 permissions. Add load-keystore-secrets.sh pre-start hook and /run/aitbc/secrets/.env environment file to blockchain-node, blockchain