Add Scriptorium configuration contract

internal/config/config.go

@@ -15,6 +15,7 @@ type PipelineConfig struct {
 	WhisperX     WhisperXConfig     `yaml:"whisperx"`
 	Seriatim     SeriatimConfig     `yaml:"seriatim"`
 	Audita       AuditaConfig       `yaml:"audita"`
+	Scriptorium  *ScriptoriumConfig `yaml:"scriptorium"`
 	Analyzer     AnalyzerConfig     `yaml:"analyzer"`
 	Notification NotificationConfig `yaml:"notification"`
 }
@@ -82,6 +83,34 @@ type AuditaConfig struct {
 	Report                   *bool    `yaml:"report"`
 }
 
+// ScriptoriumConfig configures Scriptorium-backed artifact generation.
+type ScriptoriumConfig struct {
+	Binary      string                               `yaml:"binary"`
+	ConfigPath  string                               `yaml:"config_path"`
+	Timeout     string                               `yaml:"timeout"`
+	RenderDebug bool                                 `yaml:"render_debug"`
+	Artifacts   map[string]ScriptoriumArtifactConfig `yaml:"artifacts"`
+}
+
+// ScriptoriumArtifactConfig configures one named output artifact workflow.
+type ScriptoriumArtifactConfig struct {
+	Enabled    bool                              `yaml:"enabled"`
+	PromptID   string                            `yaml:"prompt_id"`
+	ProfileID  string                            `yaml:"profile_id"`
+	OutputPath string                            `yaml:"output_path"`
+	Timeout    string                            `yaml:"timeout"`
+	Inputs     map[string]ScriptoriumInputConfig `yaml:"inputs"`
+	Vars       map[string]any                    `yaml:"vars"`
+}
+
+// ScriptoriumInputConfig configures one named prompt input source.
+type ScriptoriumInputConfig struct {
+	Source   string `yaml:"source"`
+	Artifact string `yaml:"artifact"`
+	Path     string `yaml:"path"`
+	Required bool   `yaml:"required"`
+}
+
 // AnalyzerConfig configures analyzer adapter settings.
 type AnalyzerConfig struct {
 	BinaryPath string           `yaml:"binary_path"`