everything is broke, gsd is ass

SportsTimeTests/ScenarioAPlannerSwiftTests.swift

@@ -13,6 +13,7 @@ import CoreLocation
 
 // MARK: - ScenarioAPlanner Swift Tests
 
+@Suite(.serialized)
 struct ScenarioAPlannerSwiftTests {
 
     // MARK: - Test Data Helpers
@@ -296,7 +297,7 @@ struct ScenarioAPlannerSwiftTests {
         #expect(firstGameDate == stopArrival)
     }
 
-    @Test("stop departure date is last game date")
+    @Test
     func plan_StopDepartureDate_IsLastGameDate() {
         let stadium = makeStadium(city: "Chicago", latitude: 41.8781, longitude: -87.6298)
 
@@ -489,7 +490,7 @@ struct ScenarioAPlannerSwiftTests {
         #expect(twoStopOption?.stops[1].city == "San Francisco")
     }
 
-    @Test("handles many games efficiently")
+    @Test
     func plan_ManyGames_HandledEfficiently() {
         var stadiums: [Stadium] = []
         var games: [Game] = []
@@ -940,7 +941,7 @@ struct ScenarioAPlannerSwiftTests {
         }
     }
 
-    @Test("three same-day games picks feasible combinations")
+    @Test
     func plan_ThreeSameDayGames_PicksFeasibleCombinations() {
         // LA 1pm, Anaheim 4pm (30mi), San Diego 7pm (90mi from Anaheim)
         // Feasible: LA→Anaheim→SD

SportsTimeTests/ScenarioBPlannerTests.swift

@@ -11,7 +11,7 @@ import Foundation
 import CoreLocation
 @testable import SportsTime
 
-@Suite("ScenarioBPlanner Tests")
+@Suite(.serialized)
 struct ScenarioBPlannerTests {
 
     // MARK: - Test Fixtures
@@ -1487,7 +1487,7 @@ struct ScenarioBPlannerTests {
         }
     }
 
-    @Test("filler game same-day as must-see is excluded")
+    @Test
     func plan_FillerSameDayAsAnchor_Excluded() {
         let planner = ScenarioBPlanner()
         let la = laStadium
@@ -1640,7 +1640,7 @@ struct ScenarioBPlannerTests {
 
     // MARK: - Impossible Geographic Combination Tests (Phase 09-02)
 
-    @Test("must-see games too far apart for date span fail")
+    @Test
     func plan_MustSeeGamesTooFarApart_Fails() {
         let planner = ScenarioBPlanner()
 

SportsTimeTests/ScenarioCPlannerTests.swift

@@ -12,7 +12,7 @@ import Foundation
 import CoreLocation
 @testable import SportsTime
 
-@Suite("ScenarioCPlanner Tests")
+@Suite(.serialized)
 struct ScenarioCPlannerTests {
 
     // MARK: - Test Fixtures
@@ -2166,7 +2166,7 @@ struct ScenarioCPlannerTests {
         }
     }
 
-    @Test("Multiple games some on corridor some off filters correctly")
+    @Test
     func corridor_MultipleGamesMixed_FiltersCorrectly() {
         let planner = ScenarioCPlanner()