Provisions Amazon QLDB (Quantum Ledger Database) ledgers with production defaults: ledger creation (create-ledger), permissions mode (STANDARD vs ALLOW_ALL), deletion protection, KMS encryption, PartiQL query language, Amazon Ion data format, journal export to S3, stream to Kinesis Data Streams, cryptographic verification (digest + proof), revision hash chains, indexed fields, table creation, document model, and CloudWatch metrics.
