Update pipeline defaults so trim is enabled when omitted

docs/config.md

@@ -184,12 +184,12 @@ Rules:
 | `pipeline.normalize.output_path` | string | No | `transcripts/final.json` |
 | `pipeline.normalize.output_schema` | string | No | `seriatim-intermediate` |
 | `pipeline.normalize.report` | bool | No | `true` |
-| `pipeline.trim.enabled` | bool | No | `false` |
-| `pipeline.trim.output_path` | string | Conditional | required when trim enabled |
-| `pipeline.trim.bounds.prompt_id` | string | Conditional | required when trim enabled |
+| `pipeline.trim.enabled` | bool | No | `true` |
+| `pipeline.trim.output_path` | string | No | `transcripts/final.trimmed.json` |
+| `pipeline.trim.bounds.prompt_id` | string | No | `dnd.session_bounds` |
 | `pipeline.trim.bounds.profile_id` | string | No | empty |
-| `pipeline.trim.bounds.transcript_input_name` | string | Conditional | required when trim enabled |
-| `pipeline.trim.bounds.output_path` | string | Conditional | required when trim enabled |
+| `pipeline.trim.bounds.transcript_input_name` | string | No | `transcript` |
+| `pipeline.trim.bounds.output_path` | string | No | `artifacts/session_bounds.json` |
 | `pipeline.trim.bounds.timeout` | duration | No | `10m` |
 | `pipeline.trim.bounds.render_debug` | bool | No | `false` |
 | `pipeline.trim.bounds.render_output_path` | string | Conditional | required when `render_debug` is true |

docs/internal/stage-trim.md

@@ -1,7 +1,7 @@
 # Stage: trim
 
 ## Purpose
-Produce a final-trimmed transcript; optionally generate bounds-driven trim.
+Produce a final-trimmed transcript. By default, the stage generates bounds and applies a bounds-driven trim.
 
 ## Inputs
 - `transcripts/final.json`
@@ -11,9 +11,6 @@ Produce a final-trimmed transcript; optionally generate bounds-driven trim.
 - when trim enabled: `artifacts/session_bounds.json`
 
 ## Key Behavior
-When `trim.enabled=false`:
-- copies normalized transcript to trimmed output.
-
 When `trim.enabled=true`:
 - runs Scriptorium bounds artifact generation;
 - optionally runs render-debug output generation;
@@ -22,6 +19,9 @@ When `trim.enabled=true`:
 - either copies unchanged transcript or runs Seriatim trim;
 - validates trimmed transcript and materializes bounds output.
 
+When `trim.enabled=false`:
+- copies normalized transcript to trimmed output.
+
 ## Invariants
 - normalized transcript is required input.
 - bounds output exists only in enabled trim path.

examples/pipeline.full.annotated.yml

@@ -110,17 +110,16 @@ normalize:
   report: true
 
 trim:
-  # Keep disabled unless bounds prompt integration is configured.
-  enabled: false
+  # Optional; defaults shown explicitly.
+  enabled: true
   output_path: transcripts/final.trimmed.json
   bounds:
     prompt_id: dnd.session_bounds
-    profile_id: local-fast
+    profile_id: ""
     transcript_input_name: transcript
-    output_path: reports/session_bounds.json
+    output_path: artifacts/session_bounds.json
     timeout: 10m
     render_debug: false
-    render_output_path: reports/session_bounds.render.json
   seriatim:
     report: false
 

examples/pipeline.production.yml

@@ -71,9 +71,6 @@ normalize:
   output_schema: seriatim-intermediate
   report: true
 
-trim:
-  enabled: false
-
 scriptorium:
   binary: scriptorium
   config_path: /usr/local/etc/scriptorium/config.yml

internal/app/commands_test.go

@@ -466,10 +466,13 @@ func writeValidConfigFiles(t *testing.T, workspaceRoot string, transcribeURL ...
 		url = transcribeURL[0]
 	}
 	seriatimBinary := writeSeriatimAppTestWrapper(t)
+	scriptoriumBinary := writeScriptoriumAppTestWrapper(t)
 	auditaBinary := writeAuditaAppTestWrapper(t)
 	t.Setenv("GO_WANT_APP_SERIATIM_HELPER", "1")
+	t.Setenv("GO_WANT_APP_SCRIPTORIUM_HELPER", "1")
 	t.Setenv("GO_WANT_APP_AUDITA_HELPER", "1")
 	t.Setenv("AUDITA_LLM_API_KEY", "test-audita-key")
+	t.Setenv("PATH", filepath.Dir(scriptoriumBinary)+string(os.PathListSeparator)+os.Getenv("PATH"))
 
 	pipelineYAML := `workspace:
   root: ` + workspaceRoot + `
@@ -591,6 +594,60 @@ func writeSeriatimAppTestWrapper(t *testing.T) string {
 	return path
 }
 
+func writeScriptoriumAppTestWrapper(t *testing.T) string {
+	t.Helper()
+	exe, err := os.Executable()
+	if err != nil {
+		t.Fatalf("os.Executable() error = %v", err)
+	}
+	path := filepath.Join(t.TempDir(), "scriptorium")
+	content := "#!/bin/sh\nexec \"" + exe + "\" -test.run=TestScriptoriumAppHelper -- \"$@\"\n"
+	if err := os.WriteFile(path, []byte(content), 0o755); err != nil {
+		t.Fatalf("WriteFile(%q): %v", path, err)
+	}
+	return path
+}
+
+func TestScriptoriumAppHelper(t *testing.T) {
+	if os.Getenv("GO_WANT_APP_SCRIPTORIUM_HELPER") != "1" {
+		return
+	}
+
+	args := os.Args
+	start := -1
+	for i := range args {
+		if args[i] == "--" {
+			start = i + 1
+			break
+		}
+	}
+	if start < 0 || start >= len(args) {
+		_, _ = os.Stderr.WriteString("missing -- args separator\n")
+		os.Exit(2)
+	}
+	runArgs := args[start:]
+
+	outputPath := appSeriatimFlagValue(runArgs, "--out")
+	if strings.TrimSpace(outputPath) == "" {
+		outputPath = appSeriatimFlagValue(runArgs, "--output")
+	}
+	if strings.TrimSpace(outputPath) == "" {
+		_, _ = os.Stderr.WriteString("missing output flag\n")
+		os.Exit(2)
+	}
+	if err := os.MkdirAll(filepath.Dir(outputPath), 0o755); err != nil {
+		_, _ = os.Stderr.WriteString(fmt.Sprintf("mkdir output dir: %v\n", err))
+		os.Exit(2)
+	}
+	if err := os.WriteFile(outputPath, []byte(`{"trim_action":"copy","warnings":[]}`), 0o644); err != nil {
+		_, _ = os.Stderr.WriteString(fmt.Sprintf("write output: %v\n", err))
+		os.Exit(2)
+	}
+	_, _ = os.Stdout.WriteString("scriptorium helper stdout\n")
+	_, _ = os.Stderr.WriteString("scriptorium helper stderr\n")
+	os.Exit(0)
+}
+
 func TestSeriatimAppHelper(t *testing.T) {
 	if os.Getenv("GO_WANT_APP_SERIATIM_HELPER") != "1" {
 		return

internal/app/run_stage_test.go

@@ -236,8 +236,8 @@ func TestRunStageTrimExecutes(t *testing.T) {
 	if m.Stages["trim"] == nil || m.Stages["trim"].Status != manifest.StatusSucceeded {
 		t.Fatalf("trim stage = %#v, want succeeded", m.Stages["trim"])
 	}
-	if m.Stages["trim"].Metadata == nil || m.Stages["trim"].Metadata["trim_action"] != "copy_disabled" {
-		t.Fatalf("trim stage metadata = %#v, want trim_action=copy_disabled", m.Stages["trim"].Metadata)
+	if m.Stages["trim"].Metadata == nil || m.Stages["trim"].Metadata["trim_action"] != "copy" {
+		t.Fatalf("trim stage metadata = %#v, want trim_action=copy", m.Stages["trim"].Metadata)
 	}
 }
 

internal/config/config.go

@@ -188,7 +188,7 @@ type NormalizeConfig struct {
 
 // TrimConfig configures trim-stage transcript boundary behavior.
 type TrimConfig struct {
-	Enabled    bool               `yaml:"enabled"`
+	Enabled    *bool              `yaml:"enabled"`
 	OutputPath string             `yaml:"output_path"`
 	Bounds     TrimBoundsConfig   `yaml:"bounds"`
 	Seriatim   TrimSeriatimConfig `yaml:"seriatim"`

internal/config/defaults.go

@@ -38,14 +38,19 @@ const (
 	DefaultScriptoriumTimeout            = "10m"
 	DefaultScriptoriumArtifactOutputRoot = "artifacts"
 
-	DefaultTrimBoundsTimeout  = "10m"
-	DefaultTrimSeriatimReport = false
-	DefaultRenderEnabled      = true
-	DefaultRenderFormat       = "markdown"
-	DefaultRenderTitle        = ""
-	DefaultRenderTimestamps   = true
-	DefaultRenderSegmentIDs   = true
-	DefaultRenderMetadata     = false
+	DefaultTrimEnabled                   = true
+	DefaultTrimOutputPath                = artifactmodel.TranscriptPathFinalTrimmed
+	DefaultTrimBoundsPromptID            = "dnd.session_bounds"
+	DefaultTrimBoundsTranscriptInputName = "transcript"
+	DefaultTrimBoundsOutputPath          = "artifacts/session_bounds.json"
+	DefaultTrimBoundsTimeout             = "10m"
+	DefaultTrimSeriatimReport            = false
+	DefaultRenderEnabled                 = true
+	DefaultRenderFormat                  = "markdown"
+	DefaultRenderTitle                   = ""
+	DefaultRenderTimestamps              = true
+	DefaultRenderSegmentIDs              = true
+	DefaultRenderMetadata                = false
 
 	DefaultNormalizeOutputPath   = artifactmodel.TranscriptPathFinal
 	DefaultNormalizeOutputSchema = "seriatim-intermediate"

internal/config/load.go

@@ -336,7 +336,13 @@ func applyPipelineDefaults(cfg *PipelineConfig) {
 		cfg.Normalize = &NormalizeConfig{}
 	}
 	applyNormalizeDefaults(cfg.Normalize)
+	if cfg.Trim == nil {
+		cfg.Trim = &TrimConfig{}
+	}
 	applyTrimDefaults(cfg.Trim)
+	if trimEnabled(cfg.Trim) && cfg.Scriptorium == nil {
+		cfg.Scriptorium = &ScriptoriumConfig{}
+	}
 	applyRenderDefaults(&cfg.Render)
 	applyScriptoriumDefaults(cfg.Scriptorium)
 }
@@ -500,6 +506,21 @@ func applyTrimDefaults(cfg *TrimConfig) {
 	if cfg == nil {
 		return
 	}
+	if cfg.Enabled == nil {
+		cfg.Enabled = boolPtr(DefaultTrimEnabled)
+	}
+	if strings.TrimSpace(cfg.OutputPath) == "" {
+		cfg.OutputPath = DefaultTrimOutputPath
+	}
+	if strings.TrimSpace(cfg.Bounds.PromptID) == "" {
+		cfg.Bounds.PromptID = DefaultTrimBoundsPromptID
+	}
+	if strings.TrimSpace(cfg.Bounds.TranscriptInputName) == "" {
+		cfg.Bounds.TranscriptInputName = DefaultTrimBoundsTranscriptInputName
+	}
+	if strings.TrimSpace(cfg.Bounds.OutputPath) == "" {
+		cfg.Bounds.OutputPath = DefaultTrimBoundsOutputPath
+	}
 	if cfg.Bounds.Timeout == "" {
 		cfg.Bounds.Timeout = DefaultTrimBoundsTimeout
 	}
@@ -508,6 +529,10 @@ func applyTrimDefaults(cfg *TrimConfig) {
 	}
 }
 
+func trimEnabled(cfg *TrimConfig) bool {
+	return cfg != nil && cfg.Enabled != nil && *cfg.Enabled
+}
+
 func applyRenderDefaults(cfg **RenderConfig) {
 	if cfg == nil {
 		return

internal/config/trim_test.go

@@ -13,6 +13,20 @@ func TestTrimLoadAndValidate(t *testing.T) {
 		wantValidateErr string
 		assert          func(t *testing.T, cfg *Config)
 	}{
+		{
+			name:     "trim defaults when omitted",
+			trimYAML: "",
+			assert: func(t *testing.T, cfg *Config) {
+				t.Helper()
+				assertDefaultTrimConfig(t, cfg)
+				if cfg.Pipeline.Scriptorium == nil {
+					t.Fatal("scriptorium config should be defaulted when trim is enabled by default")
+				}
+				if cfg.Pipeline.Scriptorium.Binary != DefaultScriptoriumBinary {
+					t.Fatalf("scriptorium.binary = %q, want %q", cfg.Pipeline.Scriptorium.Binary, DefaultScriptoriumBinary)
+				}
+			},
+		},
 		{
 			name: "valid trim config",
 			trimYAML: `trim:
@@ -34,8 +48,8 @@ func TestTrimLoadAndValidate(t *testing.T) {
 				if cfg.Pipeline.Trim == nil {
 					t.Fatal("trim config should be present")
 				}
-				if cfg.Pipeline.Trim.Enabled != true {
-					t.Fatalf("trim.enabled = %t, want true", cfg.Pipeline.Trim.Enabled)
+				if cfg.Pipeline.Trim.Enabled == nil || !*cfg.Pipeline.Trim.Enabled {
+					t.Fatalf("trim.enabled = %#v, want true", cfg.Pipeline.Trim.Enabled)
 				}
 				if cfg.Pipeline.Trim.Bounds.ProfileID != "" {
 					t.Fatalf("trim.bounds.profile_id = %q, want empty", cfg.Pipeline.Trim.Bounds.ProfileID)
@@ -43,67 +57,25 @@ func TestTrimLoadAndValidate(t *testing.T) {
 			},
 		},
 		{
-			name: "enabled omitted defaults disabled",
+			name: "enabled omitted defaults enabled",
 			trimYAML: `trim:
-  output_path: transcripts/final.trimmed.json
-  bounds:
-    prompt_id: dnd_session.bounds
-    transcript_input_name: transcript
-    output_path: artifacts/session_bounds.json
 `,
 			assert: func(t *testing.T, cfg *Config) {
 				t.Helper()
-				if cfg.Pipeline.Trim == nil {
-					t.Fatal("trim config should be present")
-				}
-				if cfg.Pipeline.Trim.Enabled {
-					t.Fatal("trim.enabled should default to false when omitted")
-				}
+				assertDefaultTrimConfig(t, cfg)
 			},
 		},
 		{
-			name: "missing prompt id fails when enabled",
+			name: "explicit disabled remains disabled",
 			trimYAML: `trim:
-  enabled: true
-  output_path: transcripts/final.trimmed.json
-  bounds:
-    transcript_input_name: transcript
-    output_path: artifacts/session_bounds.json
+  enabled: false
 `,
-			wantValidateErr: "pipeline.trim.bounds.prompt_id is required when pipeline.trim.enabled is true",
-		},
-		{
-			name: "missing transcript input name fails when enabled",
-			trimYAML: `trim:
-  enabled: true
-  output_path: transcripts/final.trimmed.json
-  bounds:
-    prompt_id: dnd_session.bounds
-    output_path: artifacts/session_bounds.json
-`,
-			wantValidateErr: "pipeline.trim.bounds.transcript_input_name is required when pipeline.trim.enabled is true",
-		},
-		{
-			name: "missing bounds output path fails when enabled",
-			trimYAML: `trim:
-  enabled: true
-  output_path: transcripts/final.trimmed.json
-  bounds:
-    prompt_id: dnd_session.bounds
-    transcript_input_name: transcript
-`,
-			wantValidateErr: "pipeline.trim.bounds.output_path is required when pipeline.trim.enabled is true",
-		},
-		{
-			name: "missing trimmed output path fails when enabled",
-			trimYAML: `trim:
-  enabled: true
-  bounds:
-    prompt_id: dnd_session.bounds
-    transcript_input_name: transcript
-    output_path: artifacts/session_bounds.json
-`,
-			wantValidateErr: "pipeline.trim.output_path is required when pipeline.trim.enabled is true",
+			assert: func(t *testing.T, cfg *Config) {
+				t.Helper()
+				if cfg.Pipeline.Trim == nil || cfg.Pipeline.Trim.Enabled == nil || *cfg.Pipeline.Trim.Enabled {
+					t.Fatalf("trim.enabled = %#v, want false", cfg.Pipeline.Trim)
+				}
+			},
 		},
 		{
 			name: "invalid timeout fails",
@@ -185,3 +157,31 @@ func TestTrimLoadAndValidate(t *testing.T) {
 		})
 	}
 }
+
+func assertDefaultTrimConfig(t *testing.T, cfg *Config) {
+	t.Helper()
+	if cfg.Pipeline.Trim == nil {
+		t.Fatal("trim config should be present")
+	}
+	if cfg.Pipeline.Trim.Enabled == nil || !*cfg.Pipeline.Trim.Enabled {
+		t.Fatalf("trim.enabled = %#v, want true", cfg.Pipeline.Trim.Enabled)
+	}
+	if cfg.Pipeline.Trim.OutputPath != DefaultTrimOutputPath {
+		t.Fatalf("trim.output_path = %q, want %q", cfg.Pipeline.Trim.OutputPath, DefaultTrimOutputPath)
+	}
+	if cfg.Pipeline.Trim.Bounds.PromptID != DefaultTrimBoundsPromptID {
+		t.Fatalf("trim.bounds.prompt_id = %q, want %q", cfg.Pipeline.Trim.Bounds.PromptID, DefaultTrimBoundsPromptID)
+	}
+	if cfg.Pipeline.Trim.Bounds.TranscriptInputName != DefaultTrimBoundsTranscriptInputName {
+		t.Fatalf("trim.bounds.transcript_input_name = %q, want %q", cfg.Pipeline.Trim.Bounds.TranscriptInputName, DefaultTrimBoundsTranscriptInputName)
+	}
+	if cfg.Pipeline.Trim.Bounds.OutputPath != DefaultTrimBoundsOutputPath {
+		t.Fatalf("trim.bounds.output_path = %q, want %q", cfg.Pipeline.Trim.Bounds.OutputPath, DefaultTrimBoundsOutputPath)
+	}
+	if cfg.Pipeline.Trim.Bounds.Timeout != DefaultTrimBoundsTimeout {
+		t.Fatalf("trim.bounds.timeout = %q, want %q", cfg.Pipeline.Trim.Bounds.Timeout, DefaultTrimBoundsTimeout)
+	}
+	if cfg.Pipeline.Trim.Seriatim.Report == nil || *cfg.Pipeline.Trim.Seriatim.Report != DefaultTrimSeriatimReport {
+		t.Fatalf("trim.seriatim.report = %#v, want %t", cfg.Pipeline.Trim.Seriatim.Report, DefaultTrimSeriatimReport)
+	}
+}

internal/config/validate.go

@@ -276,7 +276,10 @@ func validateTrim(cfg *TrimConfig) error {
 	if cfg == nil {
 		return nil
 	}
-	if !cfg.Enabled {
+	if cfg.Enabled == nil {
+		return fmt.Errorf("pipeline.trim.enabled must be set (defaults should populate this)")
+	}
+	if !*cfg.Enabled {
 		return nil
 	}
 

internal/stage/trim.go

@@ -71,7 +71,7 @@ func (trimStage) Run(ctx context.Context, env *Env, m *manifest.Manifest) (*Stag
 	}
 
 	trimCfg := env.Config.Pipeline.Trim
-	enabled := trimCfg != nil && trimCfg.Enabled
+	enabled := trimCfg != nil && trimCfg.Enabled != nil && *trimCfg.Enabled
 
 	canonicalTrimmedPath, err := resolveTrimmedOutputPath(paths, trimCfg)
 	if err != nil {

internal/stage/trim_test.go

@@ -275,7 +275,8 @@ func TestTrimStageDisabledCopiesNormalizedTranscript(t *testing.T) {
 	writeFile(t, normalized, normalizedBody)
 
 	disabled := *env.Config.Pipeline.Trim
-	disabled.Enabled = false
+	enabled := false
+	disabled.Enabled = &enabled
 	env.Config.Pipeline.Trim = &disabled
 
 	result, err := (trimStage{}).Run(context.Background(), env, m)
@@ -424,6 +425,7 @@ func setupTrimEnv(t *testing.T) (*Env, *manifest.Manifest, *boundsScriptoriumRun
 	writeFile(t, pipelinePath, "workspace:\n  root: "+workspace+"\n")
 
 	seriatimReport := false
+	trimEnabled := true
 	cfg := &config.Config{
 		PipelinePath: pipelinePath,
 		SessionPath:  sessionPath,
@@ -437,7 +439,7 @@ func setupTrimEnv(t *testing.T) (*Env, *manifest.Manifest, *boundsScriptoriumRun
 				Report:       &seriatimReport,
 			},
 			Trim: &config.TrimConfig{
-				Enabled:    true,
+				Enabled:    &trimEnabled,
 				OutputPath: "transcripts/final.trimmed.json",
 				Bounds: config.TrimBoundsConfig{
 					PromptID:            "dnd_session.bounds",