Add teams + team ownership (schema + API)

backend/app/models/__init__.py

@@ -1,11 +1,12 @@
 from app.models.activity import Activity
-from app.models.org import Department, Employee
+from app.models.org import Department, Team, Employee
 from app.models.projects import Project, ProjectMember
 from app.models.work import Task, TaskComment
 
 __all__ = [
     "Department",
     "Employee",
+    "Team",
     "Project",
     "ProjectMember",
     "Task",

backend/app/models/org.py

@@ -13,6 +13,16 @@ class Department(SQLModel, table=True):
     head_employee_id: int | None = Field(default=None, foreign_key="employees.id")
 
 
+class Team(SQLModel, table=True):
+    __tablename__ = "teams"
+
+    id: int | None = Field(default=None, primary_key=True)
+    name: str = Field(index=True)
+
+    department_id: int = Field(foreign_key="departments.id")
+    lead_employee_id: int | None = Field(default=None, foreign_key="employees.id")
+
+
 class Employee(SQLModel, table=True):
     __tablename__ = "employees"
 
@@ -21,6 +31,7 @@ class Employee(SQLModel, table=True):
     employee_type: str  # human | agent
 
     department_id: int | None = Field(default=None, foreign_key="departments.id")
+    team_id: int | None = Field(default=None, foreign_key="teams.id")
     manager_id: int | None = Field(default=None, foreign_key="employees.id")
 
     title: str | None = None

backend/app/models/projects.py

@@ -10,6 +10,9 @@ class Project(SQLModel, table=True):
     name: str = Field(index=True, unique=True)
     status: str = Field(default="active")
 
+    # Project ownership: projects are assigned to teams (not departments)
+    team_id: int | None = Field(default=None, foreign_key="teams.id")
+
 
 class ProjectMember(SQLModel, table=True):
     __tablename__ = "project_members"