Jun 26 MT-1 phase

app/tenancy/__init__.py

@@ -0,0 +1,18 @@
+"""
+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']