feat: changed backend-pg to backend

backend/src/db/migrations/20231205151331_incident-contact.ts

@@ -0,0 +1,25 @@
+import { Knex } from "knex";
+
+import { TableName } from "../schemas";
+import { createOnUpdateTrigger, dropOnUpdateTrigger } from "../utils";
+
+export async function up(knex: Knex): Promise<void> {
+  const isTablePresent = await knex.schema.hasTable(TableName.IncidentContact);
+  if (!isTablePresent) {
+    await knex.schema.createTable(TableName.IncidentContact, (t) => {
+      t.uuid("id", { primaryKey: true }).defaultTo(knex.fn.uuid());
+      t.string("email").notNullable();
+      // does not need update trigger we will do it manually
+      t.timestamps(true, true, true);
+      t.uuid("orgId").notNullable();
+      t.foreign("orgId").references("id").inTable(TableName.Organization).onDelete("CASCADE");
+    });
+  }
+  // this is a one time function
+  await createOnUpdateTrigger(knex, TableName.IncidentContact);
+}
+
+export async function down(knex: Knex): Promise<void> {
+  await knex.schema.dropTableIfExists(TableName.IncidentContact);
+  await dropOnUpdateTrigger(knex, TableName.IncidentContact);
+}