feat: add validation for minimum length on various fields and update type definitions

backend/app/models/activity_events.py

@@ -5,6 +5,8 @@ from uuid import UUID, uuid4
 
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class ActivityEvent(SQLModel, table=True):
     __tablename__ = "activity_events"
@@ -14,4 +16,4 @@ class ActivityEvent(SQLModel, table=True):
     message: str | None = None
     agent_id: UUID | None = Field(default=None, foreign_key="agents.id", index=True)
     task_id: UUID | None = Field(default=None, foreign_key="tasks.id", index=True)
-    created_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)

backend/app/models/agents.py

@@ -7,6 +7,8 @@ from uuid import UUID, uuid4
 from sqlalchemy import JSON, Column, Text
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class Agent(SQLModel, table=True):
     __tablename__ = "agents"
@@ -28,5 +30,5 @@ class Agent(SQLModel, table=True):
     delete_confirm_token_hash: str | None = Field(default=None, index=True)
     last_seen_at: datetime | None = Field(default=None)
     is_board_lead: bool = Field(default=False, index=True)
-    created_at: datetime = Field(default_factory=datetime.utcnow)
-    updated_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)
+    updated_at: datetime = Field(default_factory=utcnow)

backend/app/models/approvals.py

@@ -6,6 +6,8 @@ from uuid import UUID, uuid4
 from sqlalchemy import JSON, Column
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class Approval(SQLModel, table=True):
     __tablename__ = "approvals"
@@ -18,5 +20,5 @@ class Approval(SQLModel, table=True):
     confidence: int
     rubric_scores: dict[str, int] | None = Field(default=None, sa_column=Column(JSON))
     status: str = Field(default="pending", index=True)
-    created_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)
     resolved_at: datetime | None = None

backend/app/models/board_memory.py

@@ -6,6 +6,8 @@ from uuid import UUID, uuid4
 from sqlalchemy import JSON, Column
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class BoardMemory(SQLModel, table=True):
     __tablename__ = "board_memory"
@@ -15,4 +17,4 @@ class BoardMemory(SQLModel, table=True):
     content: str
     tags: list[str] | None = Field(default=None, sa_column=Column(JSON))
     source: str | None = None
-    created_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)

backend/app/models/board_onboarding.py

@@ -6,6 +6,8 @@ from uuid import UUID, uuid4
 from sqlalchemy import JSON, Column
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class BoardOnboardingSession(SQLModel, table=True):
     __tablename__ = "board_onboarding_sessions"
@@ -16,5 +18,5 @@ class BoardOnboardingSession(SQLModel, table=True):
     status: str = Field(default="active", index=True)
     messages: list[dict[str, object]] | None = Field(default=None, sa_column=Column(JSON))
     draft_goal: dict[str, object] | None = Field(default=None, sa_column=Column(JSON))
-    created_at: datetime = Field(default_factory=datetime.utcnow)
-    updated_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)
+    updated_at: datetime = Field(default_factory=utcnow)

backend/app/models/boards.py

@@ -6,6 +6,7 @@ from uuid import UUID, uuid4
 from sqlalchemy import JSON, Column
 from sqlmodel import Field
 
+from app.core.time import utcnow
 from app.models.tenancy import TenantScoped
 
 
@@ -22,5 +23,5 @@ class Board(TenantScoped, table=True):
     target_date: datetime | None = None
     goal_confirmed: bool = Field(default=False)
     goal_source: str | None = None
-    created_at: datetime = Field(default_factory=datetime.utcnow)
-    updated_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)
+    updated_at: datetime = Field(default_factory=utcnow)

backend/app/models/gateways.py

@@ -5,6 +5,8 @@ from uuid import UUID, uuid4
 
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class Gateway(SQLModel, table=True):
     __tablename__ = "gateways"
@@ -16,5 +18,5 @@ class Gateway(SQLModel, table=True):
     main_session_key: str
     workspace_root: str
     skyll_enabled: bool = Field(default=False)
-    created_at: datetime = Field(default_factory=datetime.utcnow)
-    updated_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)
+    updated_at: datetime = Field(default_factory=utcnow)

backend/app/models/task_fingerprints.py

@@ -5,6 +5,8 @@ from uuid import UUID, uuid4
 
 from sqlmodel import Field, SQLModel
 
+from app.core.time import utcnow
+
 
 class TaskFingerprint(SQLModel, table=True):
     __tablename__ = "task_fingerprints"
@@ -13,4 +15,4 @@ class TaskFingerprint(SQLModel, table=True):
     board_id: UUID = Field(foreign_key="boards.id", index=True)
     fingerprint_hash: str = Field(index=True)
     task_id: UUID = Field(foreign_key="tasks.id")
-    created_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)

backend/app/models/tasks.py

@@ -6,6 +6,7 @@ from uuid import UUID, uuid4
 from sqlmodel import Field
 
 from app.models.tenancy import TenantScoped
+from app.core.time import utcnow
 
 
 class Task(TenantScoped, table=True):
@@ -26,5 +27,5 @@ class Task(TenantScoped, table=True):
     auto_created: bool = Field(default=False)
     auto_reason: str | None = None
 
-    created_at: datetime = Field(default_factory=datetime.utcnow)
-    updated_at: datetime = Field(default_factory=datetime.utcnow)
+    created_at: datetime = Field(default_factory=utcnow)
+    updated_at: datetime = Field(default_factory=utcnow)