Implemented run-local stage execution + immediate promotion for core output-producing stages

internal/stage/transcribe.go

@@ -56,6 +56,10 @@ func (transcribeStage) Run(ctx context.Context, env *Env, m *manifest.Manifest)
 	}
 
 	paths := sessionPathsForEnv(env, sessionID)
+	runLayout, err := resolveRunStageLayout(env, m, paths, sessionID, "transcribe")
+	if err != nil {
+		return nil, fmt.Errorf("transcribe: resolve run-stage layout: %w", err)
+	}
 	audioFiles, err := discoverPreparedAudio(m, paths.AudioDir)
 	if err != nil {
 		return nil, fmt.Errorf("transcribe: resolve audio inputs: %w", err)
@@ -88,10 +92,15 @@ func (transcribeStage) Run(ctx context.Context, env *Env, m *manifest.Manifest)
 			return nil, fmt.Errorf("transcribe: duplicate speaker/audio basename %q from %q and %q", base, prev, audioPath)
 		}
 		seenSpeaker[base] = audioPath
+		canonicalOut := filepath.Join(paths.TranscriptsRawDir, base+".json")
+		runOut, err := runLocalPathForCanonical(runLayout, paths, canonicalOut)
+		if err != nil {
+			return nil, fmt.Errorf("transcribe: resolve run-local output path for %q: %w", base, err)
+		}
 		jobs = append(jobs, job{
 			speakerID: base,
 			audioPath: audioPath,
-			outPath:   filepath.Join(paths.TranscriptsRawDir, base+".json"),
+			outPath:   runOut,
 		})
 	}
 
@@ -197,12 +206,19 @@ dispatch:
 	sort.Strings(speakers)
 
 	outputs := make([]artifacts.Ref, 0, len(speakers))
+	runOutputPaths := make([]string, 0, len(speakers))
 	outputPaths := make([]string, 0, len(speakers))
 	orderedPerFile := make(map[string]any, len(speakers))
 	for _, speaker := range speakers {
 		ref := outputRef[speaker]
-		outputs = append(outputs, ref)
-		outputPaths = append(outputPaths, ref.AbsolutePath)
+		runOutputPaths = append(runOutputPaths, ref.AbsolutePath)
+		canonicalOut := filepath.Join(paths.TranscriptsRawDir, speaker+".json")
+		promoted, err := promoteRunLocalOutput(env.ArtifactStore, ref.AbsolutePath, canonicalOut, ref)
+		if err != nil {
+			return nil, fmt.Errorf("transcribe: promote %q output: %w", speaker, err)
+		}
+		outputs = append(outputs, promoted)
+		outputPaths = append(outputPaths, canonicalOut)
 		orderedPerFile[speaker] = perFile[speaker]
 	}
 
@@ -221,6 +237,7 @@ dispatch:
 			"retries":           retries,
 			"retry_delay":       env.Config.Pipeline.WhisperX.RetryDelay,
 			"timeout":           env.Config.Pipeline.WhisperX.Timeout,
+			"run_output_paths":  runOutputPaths,
 			"output_paths":      outputPaths,
 			"per_file":          orderedPerFile,
 		},