fix(management_v1): report a zero team default as no cap

Enforcement treats max_budget 0 on the team default as "no cap" and only
honors 0 as an explicit disable on a member's own row, so reporting an
inheriting member as capped at 0 said the opposite of what happens on their
next request.

litellm/proxy/management_helpers/bulk_team_member_budgets.py

@@ -92,7 +92,7 @@ def _result(
         )
     budget: Final = budget_of.get(user_id)
     own_max_budget: Final = budget.max_budget if budget is not None else None
-    inherits: Final = own_max_budget is None and team_default_max_budget is not None
+    inherits: Final = own_max_budget is None and team_default_max_budget is not None and team_default_max_budget > 0
     return TeamMemberBudgetUpdateResult(
         user_id=user_id,
         user_email=member.user_email,

tests/test_litellm/proxy/management_endpoints/management_v1/test_teams.py

@@ -542,6 +542,20 @@ async def test_a_team_with_no_default_budget_reports_no_effective_cap_for_a_memb
     assert (results[0].tpm_limit, results[0].rpm_limit) == (5, 3)
 
 
+@pytest.mark.asyncio
+async def test_a_zero_team_default_reports_no_cap_because_enforcement_reads_zero_there_as_uncapped():
+    prisma = _FakePrisma(
+        teams=[_team("m1", default_budget_id="team-default")],
+        memberships=[_membership("m1", None)],
+        budgets=[_budget("team-default", max_budget=0.0)],
+    )
+
+    results = await _bulk_update(prisma, [{"user_id": "m1", "tpm_limit": 9}])
+
+    assert [(r.success, r.max_budget, r.max_budget_source) for r in results] == [(True, None, None)]
+    assert results[0].tpm_limit == 9
+
+
 @pytest.mark.asyncio
 async def test_a_row_that_names_nobody_on_the_team_reports_no_cap_and_no_source():
     prisma = _FakePrisma(