Index applied changes for repair outcomes

internal/framework/runner/runner.go

@@ -241,6 +241,7 @@ func (r *Runner) Run(ctx context.Context, input RunInput) (RunOutput, error) {
 			unit.State = outcomes.WorkCompleted
 			unit.CorrectionsApplied = appliedBySection[sectionPos]
 		}
+		var appliedIndices map[int]struct{}
 		for i := range workUnits[moduleIndex*len(sections) : (moduleIndex+1)*len(sections)] {
 			unit := &workUnits[moduleIndex*len(sections)+i]
 			for j := range unit.Repairs {
@@ -248,13 +249,16 @@ func (r *Runner) Run(ctx context.Context, input RunInput) (RunOutput, error) {
 				if branch.Outcome != "approved" {
 					continue
 				}
-				branch.Outcome = "approved_skipped"
-				for _, change := range applied {
-					if change.ProposalIndex == branch.ProposalIndex {
-						branch.Outcome = "applied"
-						break
+				if appliedIndices == nil {
+					appliedIndices = make(map[int]struct{}, len(applied))
+					for _, change := range applied {
+						appliedIndices[change.ProposalIndex] = struct{}{}
 					}
 				}
+				branch.Outcome = "approved_skipped"
+				if _, ok := appliedIndices[branch.ProposalIndex]; ok {
+					branch.Outcome = "applied"
+				}
 			}
 		}
 		attributeApplyFiltering(sections, pipelineResult.Approved, skipped, policy, workUnits[moduleIndex*len(sections):(moduleIndex+1)*len(sections)])