Luca Sacchi Ricciardi 26fb4a276f feat(database): create all core tables with migrations ...

Add database migrations for mockupAWS v0.2.0:

- DB-003: scenario_logs table
  * Stores received log entries with SHA256 hash for deduplication
  * PII detection flags
  * Metrics: size_bytes, token_count, sqs_blocks
  * Indexes on scenario_id, received_at, message_hash, has_pii

- DB-004: scenario_metrics table
  * Time-series storage for metrics aggregation
  * Supports: sqs, lambda, bedrock, safety metric types
  * Flexible JSONB metadata field
  * BRIN index on timestamp for efficient queries

- DB-005: aws_pricing table
  * Stores AWS service pricing by region
  * Supports price history with effective_from/to dates
  * Active pricing flag for current rates
  * Index on service, region, tier combination

- DB-006: reports table
  * Generated report tracking
  * Supports PDF and CSV formats
  * File path and size tracking
  * Metadata JSONB for extensibility

All tables include:
- UUID primary keys with auto-generation
- Foreign key constraints with CASCADE delete
- Appropriate indexes for query performance
- Check constraints for data validation

Tasks: DB-003, DB-004, DB-005, DB-006 complete

2026-04-07 13:53:07 +02:00

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