Add in-memory pipeline run command

internal/core/config/effective_config.go

@@ -10,9 +10,10 @@ import (
 )
 
 type ResolveInput struct {
-	PipelineID string
-	Only       []string
-	Catalog    pipeline.ModuleCatalog
+	PipelineID         string
+	Only               []string
+	Catalog            pipeline.ModuleCatalog
+	LLMProfileOverride string
 }
 
 type EffectiveConfig struct {
@@ -38,6 +39,12 @@ func (c Config) Resolve(input ResolveInput) (EffectiveConfig, error) {
 	}
 	profile = clonePipelineProfile(profile)
 	profile.ID = pipelineID
+	if override := strings.TrimSpace(input.LLMProfileOverride); override != "" {
+		if !hasLLMProfile(c.LLMProfiles, override) {
+			return EffectiveConfig{}, fmt.Errorf("LLM profile override %q is not configured", override)
+		}
+		applyLLMProfileOverride(&profile, override)
+	}
 
 	resolved, err := pipeline.ResolvePipeline(profile, pipeline.ResolveOptions{Only: input.Only}, input.Catalog)
 	if err != nil {
@@ -52,6 +59,21 @@ func (c Config) Resolve(input ResolveInput) (EffectiveConfig, error) {
 	}, nil
 }
 
+func applyLLMProfileOverride(profile *pipeline.PipelineProfile, profileID string) {
+	profile.Input.LLMProfile = profileID
+	profile.Chunk.LLMProfile = profileID
+	profile.Output.LLMProfile = profileID
+	for laneID, lane := range profile.Artifacts {
+		lane.Extract.LLMProfile = profileID
+		lane.Merge.LLMProfile = profileID
+		lane.Normalize.LLMProfile = profileID
+		for i := range lane.Validators {
+			lane.Validators[i].LLMProfile = profileID
+		}
+		profile.Artifacts[laneID] = lane
+	}
+}
+
 func lookupPipelineProfile(profiles map[string]pipeline.PipelineProfile, pipelineID string) (pipeline.PipelineProfile, bool) {
 	pipelineID = strings.TrimSpace(pipelineID)
 	for rawID, profile := range profiles {