landvex: Fixar och tester klara för alla komponenter

- Datafabrik: Dockerfile fix, agentorkestrering fungerar
- Vision: Identify-modell, FAISS, OCR alla testade
- API: Alla 7 integrationstester passerade
- Upplösare: Entitetsupplösning verifierad

landvex-admin/backend/app/models/tenant.py

@@ -0,0 +1,53 @@
+"""Tenant model for multi-tenant isolation."""
+from datetime import datetime
+from enum import Enum
+from uuid import UUID, uuid4
+
+from sqlalchemy import String, JSON, ForeignKey
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.database import Base
+
+
+class TenantType(str, Enum):
+    MUNICIPALITY = "municipality"
+    ENTERPRISE = "enterprise"
+    PARTNER = "partner"
+
+
+class TenantStatus(str, Enum):
+    ACTIVE = "active"
+    SUSPENDED = "suspended"
+    CANCELLED = "cancelled"
+    TRIAL = "trial"
+
+
+class Tenant(Base):
+    __tablename__ = "tenants"
+
+    id: Mapped[UUID] = mapped_column(primary_key=True, default=uuid4)
+    name: Mapped[str] = mapped_column(String(255), nullable=False)
+    slug: Mapped[str] = mapped_column(String(100), unique=True, nullable=False)
+    type: Mapped[TenantType] = mapped_column(nullable=False)
+    org_number: Mapped[str | None] = mapped_column(String(20), unique=True)
+    billing_email: Mapped[str] = mapped_column(String(255), nullable=False)
+    plan_id: Mapped[UUID | None] = mapped_column(ForeignKey("subscription_plans.id"))
+    status: Mapped[TenantStatus] = mapped_column(default=TenantStatus.ACTIVE)
+    settings: Mapped[dict] = mapped_column(JSON, default=dict)
+    created_at: Mapped[datetime] = mapped_column(default=datetime.utcnow)
+    updated_at: Mapped[datetime] = mapped_column(
+        default=datetime.utcnow, onupdate=datetime.utcnow
+    )
+
+    # Relationships
+    users: Mapped[list["User"]] = relationship(back_populates="tenant")
+    api_keys: Mapped[list["ApiKey"]] = relationship(back_populates="tenant")
+    invoices: Mapped[list["Invoice"]] = relationship(back_populates="tenant")
+    audit_logs: Mapped[list["AuditLog"]] = relationship(back_populates="tenant")
+    reports: Mapped[list["Report"]] = relationship(back_populates="tenant")
+    installed_plugins: Mapped[list["TenantPlugin"]] = relationship(
+        back_populates="tenant"
+    )
+
+    def __repr__(self) -> str:
+        return f"<Tenant {self.slug}>"