feat: enhance agent heartbeat handling and validate onboarding goal fields

backend/tests/test_board_schema.py

@@ -1,5 +1,6 @@
 import pytest
 
+from app.schemas.board_onboarding import BoardOnboardingConfirm
 from app.schemas.boards import BoardCreate
 
 
@@ -28,3 +29,22 @@ def test_goal_board_allows_missing_objective_before_confirmation():
 
 def test_general_board_allows_missing_objective():
     BoardCreate(name="General", slug="general", board_type="general")
+
+
+def test_onboarding_confirm_requires_goal_fields():
+    with pytest.raises(ValueError):
+        BoardOnboardingConfirm(board_type="goal")
+
+    with pytest.raises(ValueError):
+        BoardOnboardingConfirm(board_type="goal", objective="Ship onboarding")
+
+    with pytest.raises(ValueError):
+        BoardOnboardingConfirm(board_type="goal", success_metrics={"emails": 3})
+
+    BoardOnboardingConfirm(
+        board_type="goal",
+        objective="Ship onboarding",
+        success_metrics={"emails": 3},
+    )
+
+    BoardOnboardingConfirm(board_type="general")