Begin cert alerting

backend/src/db/migrations/20240806173521_cert-alerting.ts

@@ -0,0 +1,26 @@
+import { Knex } from "knex";
+
+import { TableName } from "../schemas";
+import { createOnUpdateTrigger, dropOnUpdateTrigger } from "../utils";
+
+export async function up(knex: Knex): Promise<void> {
+  if (!(await knex.schema.hasTable(TableName.Alert))) {
+    await knex.schema.createTable(TableName.Alert, (t) => {
+      t.uuid("id", { primaryKey: true }).defaultTo(knex.fn.uuid());
+      t.timestamps(true, true, true);
+      t.string("projectId").notNullable();
+      t.foreign("projectId").references("id").inTable(TableName.Project).onDelete("CASCADE");
+      t.string("name").notNullable();
+      t.integer("alertBeforeDays").notNullable();
+      t.string("recipientEmails").notNullable();
+    });
+  }
+
+  await createOnUpdateTrigger(knex, TableName.Alert);
+}
+
+export async function down(knex: Knex): Promise<void> {
+  // certificates
+  await knex.schema.dropTableIfExists(TableName.Alert);
+  await dropOnUpdateTrigger(knex, TableName.Alert);
+}