"offline" verification using the bundle of attestations without any a…

…dditional handling of the file (cli#9523)

pkg/cmd/attestation/verification/attestation.go

@@ -2,6 +2,7 @@ package verification
 
 import (
  "bufio"
+ "bytes"
  "encoding/json"
  "errors"
  "fmt"
@@ -88,6 +89,10 @@ func loadBundlesFromJSONLinesFile(path string) ([]*api.Attestation, error) {
  var line []byte
  line, err = reader.ReadBytes('\n')
  for err == nil {
+ if len(bytes.TrimSpace(line)) == 0 {
+ line, err = reader.ReadBytes('\n')
+ continue
+ }
  var bundle bundle.ProtobufBundle
  bundle.Bundle = new(protobundle.Bundle)
  err = bundle.UnmarshalJSON(line)