Simplify D&D combat turn extraction contract

internal/modules/dnd/extract/combatturns/schema_test.go

@@ -46,13 +46,6 @@ func TestResponseSchemaLeavesSemanticConstraintsToDeterministicValidators(t *tes
 	turn := semanticCandidate["combat_turns"].([]any)[0].(map[string]any)
 	turn["actor"] = ""
 	turn["turn_kind"] = "unsupported"
-	turn["round"] = -1
-	turn["summary"] = ""
-	action := turn["actions"].([]any)[0].(map[string]any)
-	action["category"] = "unsupported"
-	action["declaration"] = ""
-	action["targets"] = []any{""}
-	action["resolution"] = ""
 	ref := turn["source_refs"].([]any)[0].(map[string]any)
 	ref["start_unit_id"] = 0
 	ref["end_unit_id"] = -1
@@ -63,7 +56,6 @@ func TestResponseSchemaLeavesSemanticConstraintsToDeterministicValidators(t *tes
 	if err := validateJSONSchema(content, schema.JSONSchema); err != nil {
 		t.Fatalf("private schema rejected validator-owned semantics: %v", err)
 	}
-	turn["actions"] = []any{}
 	turn["source_refs"] = []any{}
 	content, err = json.Marshal(semanticCandidate)
 	if err != nil {
@@ -83,12 +75,10 @@ func TestResponseSchemaRetainsStructuralBoundary(t *testing.T) {
 		name   string
 		mutate func(map[string]any)
 	}{
-		{name: "missing nullable round", mutate: func(turn map[string]any) { delete(turn, "round") }},
-		{name: "wrong round type", mutate: func(turn map[string]any) { turn["round"] = "one" }},
+		{name: "missing actor", mutate: func(turn map[string]any) { delete(turn, "actor") }},
+		{name: "wrong actor type", mutate: func(turn map[string]any) { turn["actor"] = 1 }},
 		{name: "unknown field", mutate: func(turn map[string]any) { turn["unexpected"] = true }},
-		{name: "missing nullable resolution", mutate: func(turn map[string]any) {
-			delete(turn["actions"].([]any)[0].(map[string]any), "resolution")
-		}},
+		{name: "missing source refs", mutate: func(turn map[string]any) { delete(turn, "source_refs") }},
 	} {
 		t.Run(test.name, func(t *testing.T) {
 			candidate := validCombatResponse()
@@ -134,11 +124,8 @@ func validCombatResponse() map[string]any {
 	return map[string]any{
 		"combat_turns": []any{
 			map[string]any{
-				"actor": "Aria", "turn_kind": "reaction", "round": nil,
-				"actions": []any{map[string]any{
-					"category": "attack", "declaration": "Aria strikes", "targets": []any{}, "resolution": nil,
-				}},
-				"summary":     "Aria reacts.",
+				"actor":       "Aria",
+				"turn_kind":   "reaction",
 				"source_refs": []any{map[string]any{"start_unit_id": 1, "end_unit_id": 2}},
 			},
 		},