Add automation

protos/rail/v1/queue_message.proto

@@ -0,0 +1,22 @@
+syntax = "proto3";
+
+package rail.v1;
+option go_package = "git.fjla.uk/owlboard/generated/go/rail/v1";
+
+
+import "rail/v1/common.proto";
+import "rail/v1/schedule_payload.proto";
+
+message IngressMessage {
+    string correlation_id = 1;
+    Metadata tracking_data = 2;
+    oneof payload {
+        UrlReference url_ref = 5;
+        SchedulePayload schedule_payload = 6;
+    }
+}
+
+message UrlReference {
+    string kind = 1;
+    string url = 2;
+}