"""
app/tenancy/
============
Host-based tenant resolution and per-tenant database routing (MT-1).

Public surface:
    RoutingSession   — tenant-aware session class (installed on `db`)
    init_tenancy     — registers the before_request resolver hook
    TenantContext    — detached descriptor carried on g.tenant

Inert unless config MULTI_TENANT_ENABLED is True.
"""

from app.tenancy.routing import RoutingSession
from app.tenancy.middleware import init_tenancy
from app.tenancy.context import TenantContext

__all__ = ['RoutingSession', 'init_tenancy', 'TenantContext']