Add durable validation provenance

internal/framework/pipeline/runner_chunk_plan.go

@@ -12,15 +12,16 @@ import (
 )
 
 type chunkPlanExecution struct {
-	accepted  bool
-	chunks    []source.Chunk
-	plan      *source.ChunkPlan
-	warnings  []contracts.Warning
-	rejection *contracts.RejectedOutput
-	lookup    ChunkPlanDecision
-	record    *ChunkPlanRecord
-	action    string
-	summary   artifacts.ChunkPlanSummary
+	accepted   bool
+	chunks     []source.Chunk
+	plan       *source.ChunkPlan
+	warnings   []contracts.Warning
+	rejection  *contracts.RejectedOutput
+	lookup     ChunkPlanDecision
+	record     *ChunkPlanRecord
+	action     string
+	summary    artifacts.ChunkPlanSummary
+	validation *artifacts.ValidationSummary
 }
 
 type generatedChunkPlanCandidate struct {
@@ -83,9 +84,14 @@ func (r *Runner) runChunkPlan(ctx context.Context, input RunInput, doc *source.S
 					result.warnings = append(cloneWarnings(record.Warnings), report.Warnings()...)
 					result.accepted = true
 					result.setValidation(report.Warnings(), nil, nil)
+					cachedTerminal := producerAttemptTerminal{Action: producerTerminalAccepted, Validation: report}
 					if firstIncompleteValidation(report) != nil {
 						result.summary.ValidationStatus = "incomplete"
+						cachedTerminal.Action = producerTerminalIncompleteAccepted
+						cachedTerminal.ValidationIncomplete = true
 					}
+					summary := validationSummary(cachedTerminal, StageChunk, "", "", chunker.Key(), "", 0)
+					result.validation = &summary
 					return result, nil
 				}
 				// A cache hit is not model material. Its rejection is discarded and
@@ -114,7 +120,7 @@ func (r *Runner) runChunkPlan(ctx context.Context, input RunInput, doc *source.S
 		attemptStarted := time.Now().UTC()
 		attemptPath := path.Join("chunk", fmt.Sprintf("attempt-%02d", attempt))
 		attemptCtx, llmScope := withDebugLLMScope(attemptCtx, attemptPath)
-		attemptTerminal := newAttemptTerminalRecorder(input.Debug, attemptPath, "chunk", llmScope, debugTimedEnvelope{Stage: string(StageChunk), ModuleKey: chunker.Key(), Attempt: attempt, StartedAt: attemptStarted})
+		attemptTerminal := newAttemptTerminalRecorder(input.Debug, attemptPath, "chunk", llmScope, debugTimedEnvelope{Stage: string(StageChunk), ModuleKey: chunker.Key(), Attempt: attempt, AttemptKind: string(request.Kind), StartedAt: attemptStarted})
 		requestMetadata, metadataErr := cloneMetadata(input.Metadata)
 		if metadataErr != nil {
 			return producerAttemptOutput{}, attemptTerminal.record(nil, fmt.Errorf("clone chunk request metadata: %w", metadataErr))
@@ -177,6 +183,10 @@ func (r *Runner) runChunkPlan(ctx context.Context, input RunInput, doc *source.S
 		}
 		return report, candidate.terminal.record(payload, nil)
 	})
+	terminalSummary := validationSummary(terminal, StageChunk, "", "", chunker.Key(), "", 0)
+	if debugErr := writeProducerTerminalDebug(input.Debug, "chunk/terminal.json", terminal, input.pipeline.ChunkValidationPolicy, terminalSummary); debugErr != nil {
+		return result, debugErr
+	}
 	if err != nil {
 		if result.summary.ValidationStatus == "not_run" {
 			result.summary.ValidationStatus = "error"
@@ -190,6 +200,10 @@ func (r *Runner) runChunkPlan(ctx context.Context, input RunInput, doc *source.S
 			result.rejection.ModuleKey = chunker.Key()
 		}
 		result.warnings = cloneWarnings(terminal.Warnings)
+		result.validation = &terminalSummary
+		if result.rejection != nil {
+			result.rejection.Validation = cloneValidationSummaryPtr(result.validation)
+		}
 		result.setValidation(terminal.Validation.Warnings(), result.rejection, nil)
 		return result, nil
 	}
@@ -212,6 +226,7 @@ func (r *Runner) runChunkPlan(ctx context.Context, input RunInput, doc *source.S
 	result.plan = &candidate.plan
 	result.chunks = candidate.chunks
 	result.warnings = cloneWarnings(terminal.Warnings)
+	result.validation = &terminalSummary
 	result.setValidation(terminal.Validation.Warnings(), nil, nil)
 	if terminal.ValidationIncomplete {
 		result.summary.ValidationStatus = "incomplete"