Stop falling back to CDN0 for attachments.

app/src/main/protowire/JobData.proto

@@ -2,9 +2,12 @@ syntax = "proto3";
 
 package signal;
 
+import "ResumableUploads.proto";
+
 option java_package        = "org.thoughtcrime.securesms.jobs.protos";
 option java_multiple_files = true;
 
+
 message CallSyncEventJobRecord {
   uint64 recipientId = 1;
   reserved             2;
@@ -28,3 +31,9 @@ message CallLogEventSendJobData {
 message CallLinkUpdateSendJobData {
   string callLinkRoomId = 1;
 }
+
+message AttachmentUploadJobData {
+  uint64 attachmentRowId = 1;
+  uint64 attachmentUniqueId = 2;
+  optional ResumableUpload uploadSpec = 3;
+}