Update public preparation and execution fixtures

prepared_execution_contract_test.go

@@ -87,18 +87,13 @@ func TestPreparedExecutionFreezesSourcesAndReturnsIndependentDetails(t *testing.
 	reader.set("changed artifact", "changed-input-hash")
 
 	first := prepared.Details()
-	if first.PromptVersion == nil || *first.PromptVersion != "1" {
-		t.Fatalf("prepared label = %v, want 1", *first.PromptVersion)
-	}
-	*first.PromptVersion = "mutated details"
 	first.Messages[0].Content = "changed details"
 	first.InputHashes["input"] = "changed-details-hash"
 	first.EffectiveModelParams.ExtraParams["nested"].(map[string]any)["source"] = "changed details"
 	first.StructuredOutput.JSONSchema.Schema.(map[string]any)["title"] = "changed details"
 
 	second := prepared.Details()
-	if second.PromptVersion == nil || *second.PromptVersion != "1" ||
-		second.Messages[0].Content != "Input=original artifact Label=original variable" {
+	if second.Messages[0].Content != "Input=original artifact Label=original variable" {
 		t.Fatalf("details message changed: %q", second.Messages[0].Content)
 	}
 	if second.InputHashes["input"] != "original-input-hash" {
@@ -137,7 +132,6 @@ func TestPreparedExecutionFreezesSourcesAndReturnsIndependentDetails(t *testing.
 		t.Fatalf("generation did not use frozen details:\nrequest=%+v\ndetails=%+v", generated, second)
 	}
 	if result.PromptID != second.PromptID ||
-		result.PromptVersion == nil || second.PromptVersion == nil || *result.PromptVersion != *second.PromptVersion ||
 		result.PromptHash != second.PromptHash ||
 		result.SessionID != second.SessionID ||
 		result.RenderedPromptHash != second.RenderedPromptHash ||
@@ -147,13 +141,6 @@ func TestPreparedExecutionFreezesSourcesAndReturnsIndependentDetails(t *testing.
 		!reflect.DeepEqual(result.InputHashes, second.InputHashes) {
 		t.Fatalf("result provenance does not match details:\nresult=%+v\ndetails=%+v", result, second)
 	}
-	if result.PromptVersion == second.PromptVersion {
-		t.Fatal("run result and prepared details share a mutable version label")
-	}
-	*result.PromptVersion = "mutated result"
-	if *second.PromptVersion != "1" {
-		t.Fatal("run result label mutation reached prepared details")
-	}
 }
 
 func TestPreparedExecutionLifecycleAndEngineBinding(t *testing.T) {
@@ -776,11 +763,11 @@ func newPreparedContractEngine(
 func preparedContractConfig(message string, keyRequired bool) promptkit.Config {
 	return promptkit.Config{Sources: promptkit.ConfigurationSources{Main: &configkit.Input{
 		Source: configkit.Mapping("prepared execution", map[string]any{
-			"profiles": map[string]any{"profile": map[string]any{
+			"profiles": []any{map[string]any{"id": "profile",
 				"endpoint": "http://example.test/v1", "model": "model", "api_key_required": keyRequired,
 			}},
-			"prompts": map[string]any{"prepared": map[string]any{
-				"version":         "1",
+			"prompts": []any{map[string]any{
+				"id":              "prepared",
 				"default_profile": "profile",
 				"messages":        []any{map[string]any{"role": "user", "content": message}},
 				"output":          map[string]any{"format": "text", "validation_mode": "none"},
@@ -792,8 +779,7 @@ func preparedContractConfig(message string, keyRequired bool) promptkit.Config {
 func preparedPromptSource(label string) fstest.MapFS {
 	return fstest.MapFS{
 		"prompt.yaml": &fstest.MapFile{Data: []byte(`prompts:
-  prepared:
-    version: "1"
+  - id: prepared
     default_profile: profile
     inputs:
       - name: input
@@ -813,7 +799,7 @@ func preparedPromptSource(label string) fstest.MapFS {
 func preparedProfileSource(model string) fstest.MapFS {
 	return fstest.MapFS{
 		"profile.yaml": &fstest.MapFile{Data: []byte(`profiles:
-  profile:
+  - id: profile
     endpoint: http://example.test/v1
     model: ` + model + `
 `)},