Add canonicalized Rekor Bundle message

Signed-off-by: Lily Sturmann <lsturman@redhat.com>

gen/pb-rust/sigstore-protobuf-specs/src/generated/dev.sigstore.rekor.v1.rs

@@ -94,6 +94,27 @@ pub struct InclusionPromise {
     #[prost(bytes = "vec", tag = "1")]
     pub signed_entry_timestamp: ::prost::alloc::vec::Vec<u8>,
 }
+/// The RekorBundle is the signed material used to produce the Signed Entry
+/// Timestamp signature. See notes on the InclusionPromise above.
+#[derive(
+    sigstore_protobuf_specs_derive::Deserialize_proto,
+    sigstore_protobuf_specs_derive::Serialize_proto
+)]
+#[derive(::prost_reflect::ReflectMessage)]
+#[prost_reflect(message_name = "dev.sigstore.rekor.v1.RekorBundle")]
+#[prost_reflect(file_descriptor_set_bytes = "crate::FILE_DESCRIPTOR_SET_BYTES")]
+#[allow(clippy::derive_partial_eq_without_eq)]
+#[derive(Clone, PartialEq, ::prost::Message)]
+pub struct RekorBundle {
+    #[prost(bytes = "vec", tag = "1")]
+    pub body: ::prost::alloc::vec::Vec<u8>,
+    #[prost(int64, tag = "2")]
+    pub integrated_time: i64,
+    #[prost(string, tag = "3")]
+    pub log_id: ::prost::alloc::string::String,
+    #[prost(int64, tag = "4")]
+    pub log_index: i64,
+}
 /// TransparencyLogEntry captures all the details required from Rekor to
 /// reconstruct an entry, given that the payload is provided via other means.
 /// This type can easily be created from the existing response from Rekor.

protos/sigstore_rekor.proto

@@ -80,6 +80,15 @@ message InclusionPromise {
         bytes signed_entry_timestamp = 1 [(google.api.field_behavior) = REQUIRED];
 }
 
+// The RekorBundle is the signed material used to produce the Signed Entry
+// Timestamp signature. See notes on the InclusionPromise above.
+message RekorBundle {
+	bytes body = 1 [(google.api.field_behavior) = REQUIRED];
+	int64 integrated_time = 2 [(google.api.field_behavior) = REQUIRED];
+	string log_id = 3 [(google.api.field_behavior) = REQUIRED];
+	int64 log_index = 4 [(google.api.field_behavior) = REQUIRED];
+}
+
 // TransparencyLogEntry captures all the details required from Rekor to
 // reconstruct an entry, given that the payload is provided via other means.
 // This type can easily be created from the existing response from Rekor.