Expand registrar schema to support sending expiring certificate notification emails (#1247)

* Expand registrar schema to support sending expiring certificate notification emails

* Remove java change (restrictly schema change only)

db/src/main/resources/sql/flyway.txt

@@ -95,3 +95,4 @@ V94__rename_lock_scope.sql
 V95__add_contacts_indexes_on_domain.sql
 V96__rename_sql_checkpoint_fields.sql
 V97__add_recurrence_history_id_column_to_onetime.sql
+V98__add_last_expiring_cert_notification_sent_date.sql

db/src/main/resources/sql/flyway/V98__add_last_expiring_cert_notification_sent_date.sql

@@ -0,0 +1,18 @@
+-- Copyright 2021 The Nomulus Authors. All Rights Reserved.
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+
+alter table "Registrar"
+    add column if not exists "last_expiring_cert_notification_sent_date" timestamptz;
+alter table "Registrar"
+    add column if not exists "last_expiring_failover_cert_notification_sent_date" timestamptz;

db/src/main/resources/sql/schema/nomulus.golden.sql

@@ -800,7 +800,9 @@ CREATE TABLE public."Registrar" (
     state text,
     type text NOT NULL,
     url text,
-    whois_server text
+    whois_server text,
+    last_expiring_cert_notification_sent_date timestamp with time zone,
+    last_expiring_failover_cert_notification_sent_date timestamp with time zone
 );