Schedule dist-alerts sync for 1pm PST every day

New data from UMD should only be available on Saturday morning, so
should only do a full run generating a new version once a week on
Saturday/Sunday

terraform/modules/datapump/cloudwatch.tf

@@ -1,3 +1,6 @@
+# Note: when it says est/EST here, it really means PST (Pacific Standard time)
+# The hours in the cron() expression are in UTC.
+
 resource "aws_cloudwatch_event_rule" "everyday-11-pm-est" {
   name                = substr("everyday-11-pm-est${local.name_suffix}", 0, 64)
   description         = "Run everyday at 11 pm EST"
@@ -26,6 +29,15 @@ resource "aws_cloudwatch_event_rule" "everyday-3-am-est" {
   tags                = local.tags
 }
 
+resource "aws_cloudwatch_event_rule" "everyday-1-pm-est" {
+  name                = substr("everyday-1-pm-est${local.name_suffix}", 0, 64)
+  description         = "Run everyday at 1 pm EST"
+  schedule_expression = "cron(0 21 ? * * *)"
+  tags                = local.tags
+}
+
+# The count condition in each of the resources below ensures that the CloudWatch
+# events only happen in production.
 resource "aws_cloudwatch_event_target" "sync-areas" {
   rule      = aws_cloudwatch_event_rule.everyday-7-pm-est.name
   target_id = substr("${local.project}-sync-areas${local.name_suffix}", 0, 64)
@@ -78,4 +90,15 @@ resource "aws_cloudwatch_event_target" "sync-integrated-alerts" {
   input    = "{\"command\": \"sync\", \"parameters\": {\"types\": [\"integrated_alerts\"]}}"
   role_arn  = aws_iam_role.datapump_states.arn
   count     = var.environment == "production" ? 1 : 0
-}
+}
+
+# Run every day at 1pm PST, but new data from UMD should only be available on Saturday morning,
+# so should only do a full run generating a new version once a week on Saturday/Sunday.
+resource "aws_cloudwatch_event_target" "sync-dist-alerts" {
+  rule      = aws_cloudwatch_event_rule.everyday-1-pm-est.name
+  target_id = substr("${local.project}-sync-integrated-alerts${local.name_suffix}", 0, 64)
+  arn       = aws_sfn_state_machine.datapump.id
+  input    = "{\"command\": \"sync\", \"parameters\": {\"types\": [\"integrated_alerts\"]}}"
+  role_arn  = aws_iam_role.datapump_states.arn
+  count     = var.environment == "production" ? 1 : 0
+}