feat(automation): wire SQLAlchemy relationships on both sides

surfsense_backend/app/automations/persistence/models/automation.py

@@ -14,6 +14,7 @@ from sqlalchemy import (
     Text,
 )
 from sqlalchemy.dialects.postgresql import JSONB, UUID
+from sqlalchemy.orm import relationship
 
 from app.db import BaseModel, TimestampMixin
 
@@ -59,3 +60,18 @@ class Automation(BaseModel, TimestampMixin):
         onupdate=lambda: datetime.now(UTC),
         index=True,
     )
+
+    search_space = relationship("SearchSpace", back_populates="automations")
+    created_by = relationship("User", back_populates="automations")
+    triggers = relationship(
+        "AutomationTrigger",
+        back_populates="automation",
+        cascade="all, delete-orphan",
+        passive_deletes=True,
+    )
+    runs = relationship(
+        "AutomationRun",
+        back_populates="automation",
+        cascade="all, delete-orphan",
+        passive_deletes=True,
+    )

surfsense_backend/app/automations/persistence/models/run.py

@@ -10,6 +10,7 @@ from sqlalchemy import (
     Integer,
 )
 from sqlalchemy.dialects.postgresql import JSONB
+from sqlalchemy.orm import relationship
 
 from app.db import BaseModel, TimestampMixin
 
@@ -55,3 +56,6 @@ class AutomationRun(BaseModel, TimestampMixin):
 
     started_at = Column(TIMESTAMP(timezone=True), nullable=True)
     finished_at = Column(TIMESTAMP(timezone=True), nullable=True)
+
+    automation = relationship("Automation", back_populates="runs")
+    trigger = relationship("AutomationTrigger", back_populates="runs")

surfsense_backend/app/automations/persistence/models/trigger.py

@@ -11,6 +11,7 @@ from sqlalchemy import (
     Integer,
 )
 from sqlalchemy.dialects.postgresql import JSONB
+from sqlalchemy.orm import relationship
 
 from app.db import BaseModel, TimestampMixin
 
@@ -44,3 +45,10 @@ class AutomationTrigger(BaseModel, TimestampMixin):
     )
 
     last_fired_at = Column(TIMESTAMP(timezone=True), nullable=True)
+
+    automation = relationship("Automation", back_populates="triggers")
+    runs = relationship(
+        "AutomationRun",
+        back_populates="trigger",
+        passive_deletes=True,
+    )