- Run cargo fmt on all Rust crates for consistent formatting
- Update CLAUDE.md with WASM plugin commands and dev.ps1 instructions
- Update wiki: add WASM plugin architecture, rewrite dev environment docs
- Minor frontend cleanup (unused imports)
- users with partial unique index on (tenant_id, username) WHERE deleted_at IS NULL
- user_credentials, user_tokens with FK cascade
- roles, permissions with composite unique (tenant_id, code)
- role_permissions, user_roles junction tables
- organizations (self-ref tree), departments (tree + org FK), positions
- All tables include standard fields: id, tenant_id, timestamps, soft delete, version