Adopt Audita v2 configuration and subprocess contract

internal/app/runner.go

@@ -207,35 +207,18 @@ func buildDefaultAuditaRunner(cfg *config.Config) (audita.Runner, error) {
 		return &audita.NoopRunner{}, nil
 	}
 
-	report := false
-	if a.Report != nil {
-		report = *a.Report
+	timeout, err := time.ParseDuration(a.Timeout)
+	if err != nil {
+		return nil, fmt.Errorf("parse pipeline.audita.timeout %q: %w", a.Timeout, err)
 	}
-	llmAPIKey := ""
-	llmAPIKeyReference := ""
-	if a.LLMAPIKey != nil {
-		llmAPIKey = a.LLMAPIKey.Value()
-		llmAPIKeyReference = a.LLMAPIKey.EnvName()
-	}
-
-	runner, err := audita.NewSubprocessRunnerFromConfigValues(
-		a.Binary,
-		a.Timeout,
-		llmAPIKey,
-		llmAPIKeyReference,
-		append([]string(nil), a.Modules...),
-		a.BaseURL,
-		a.Model,
-		a.TranscriptDescription,
-		a.ConfigPath,
-		a.OutputSchema,
-		a.WorkDirRetention,
-		a.TotalLLMConcurrency,
-		a.ProposalLLMConcurrency,
-		a.ValidationModel,
-		a.ValidationLLMConcurrency,
-		report,
-	)
+	runner, err := audita.NewSubprocessRunner(audita.SubprocessRunnerConfig{
+		Binary: a.Binary, Timeout: timeout, Credentials: a.Credentials,
+		Modules: append(a.Modules[:0:0], a.Modules...),
+		Overlay: a.Overlay, ProposalProfile: a.ProposalProfile,
+		ValidationProfile:     a.ValidationProfile,
+		TranscriptDescription: a.TranscriptDescription, ConfigPath: a.ConfigPath,
+		OutputSchema: a.OutputSchema,
+	})
 	if err != nil {
 		return nil, fmt.Errorf("from pipeline.audita: %w", err)
 	}