Data & Persistence

PostgreSQL adapter — connection pooling, schema isolation, health checks

Generic persistence layer — CRUD operations with type-safe repositories

Domain-specific repositories — typed wrappers for entity persistence

R2-compatible object storage — upload, download, presigned URLs

YAML configuration reader — typed config loading with environment overlay

CSV import engine — batch parsing, validation, and typed row mapping

Two-tier dictionary sync — YAML-defined enumerations with database sync

Hierarchical catalogue — nested category trees with path-based lookup

Structured document model — markdown rendering, frontmatter, content blocks

Model scaffolding — generate Go structs and YAML from protocol definitions

Code generation engine — template-based output for Go, SQL, and YAML targets