Regenerate local artifacts and invalidate stale receipts

internal/build/build.go

@@ -114,14 +114,6 @@ func Build(ctx context.Context, request Request) (Result, error) {
 	if err := os.MkdirAll(result.OutputDir, 0o755); err != nil {
 		return result, fmt.Errorf("create build output directory %q: %w", result.OutputDir, err)
 	}
-	for _, filename := range filenames {
-		path := filepath.Join(result.OutputDir, filename)
-		if _, err := os.Lstat(path); err == nil {
-			return result, fmt.Errorf("build output %q already exists; preserving caller-owned file", path)
-		} else if !errors.Is(err, os.ErrNotExist) {
-			return result, fmt.Errorf("inspect build output %q: %w", path, err)
-		}
-	}
 
 	compiler, err := runGo(ctx, repositoryDir, nil, "version")
 	if err != nil {