Store one prompt definition per ID

observation_boundary_contract_test.go

@@ -27,11 +27,12 @@ func TestDelegatedOperationsIsolateObservations(t *testing.T) {
 			child, err := promptkit.NewEngine(promptkit.Config{Sources: promptkit.ConfigurationSources{Main: &configkit.Input{
 				Source: configkit.Mapping("child execution", map[string]any{
 					"profiles": map[string]any{"profile": map[string]any{"endpoint": "https://example.invalid/v1", "model": "child-model"}},
-					"prompts": map[string]any{"child": map[string]any{"1": map[string]any{
+					"prompts": map[string]any{"child": map[string]any{
+						"version":         "1",
 						"default_profile": "profile",
 						"messages":        []any{map[string]any{"role": "user", "content": "child message"}},
 						"output":          map[string]any{"format": "text", "validation_mode": "none"},
-					}}},
+					}},
 				}),
 			}}}, promptkit.WithLLMClient(observationClientFunc(func(callCtx context.Context, _ promptkit.GenerateRequest) (*promptkit.GenerateResponse, error) {
 				gotDeadline, ok := callCtx.Deadline()