Imports github.com/golang-jwt/jwt github.com/lestrrat-go/jwx/jwk github.com/sigstore/cosign/v2/pkg/cosign github.com/sigstore/sigstore/pkg/signature Standard library imports bytes context crypto crypto/ecdsa crypto/rand crypto/rsa crypto/sha256 crypto/sha512 crypto/x509 encoding/base64 encoding/hex encoding/json encoding/pem fmt io/ioutil log net/http net/url os