print policy information before verifying

Signed-off-by: Meredith Lancaster <malancas@github.com>

pkg/cmd/attestation/verification/policy.go

@@ -50,7 +50,7 @@ func (c EnforcementCriteria) Valid() error {
 	return nil
 }
 
-func (c EnforcementCriteria) PrintPolicyInformation() string {
+func (c EnforcementCriteria) BuildPolicyInformation() string {
 	info := fmt.Sprintf(`
 		The following policy enforcement criteria will be checked against all attestations:
 		- Attestation predicate type must match %s

pkg/cmd/attestation/verify/verify.go

@@ -267,7 +267,8 @@ func runVerify(opts *Options) error {
 	}
 	attestations = filteredAttestations
 
-	opts.Logger.VerbosePrintf("Verifying attestations with predicate type: %s\n", ec.PredicateType)
+	// print information about the policy that will be enforced against attestations
+	opts.Logger.Printf(ec.BuildPolicyInformation())
 
 	sp, err := buildSigstoreVerifyPolicy(ec, *artifact)
 	if err != nil {