feat(tests): operator assignment — two queues for techs, assign endpoint for leads

backend/app/schemas/test.py

@@ -134,6 +134,13 @@ class TestRemediationUpdate(BaseModel):
     remediation_assignee: uuid.UUID | None = None
 
 
+class TestAssign(BaseModel):
+    """Payload for assigning operators to a test."""
+
+    red_tech_assignee: uuid.UUID | None = None
+    blue_tech_assignee: uuid.UUID | None = None
+
+
 # ── Legacy validate (kept for backwards compat) ────────────────────
 
 
@@ -221,6 +228,10 @@ class TestOut(BaseModel):
     # Assign remediation_assignee = None
     remediation_assignee: uuid.UUID | None = None
 
+    # Assignment fields
+    red_tech_assignee: uuid.UUID | None = None
+    blue_tech_assignee: uuid.UUID | None = None
+
     # Re-test fields
     retest_of: uuid.UUID | None = None
     # Assign retest_count = 0