update to support postgresql and add godocs

db/migrations_postgres/20240913043145_extend_events.sql

@@ -0,0 +1,17 @@
+-- +goose Up
+-- +goose StatementBegin
+ALTER TABLE "Events" RENAME COLUMN "Datacenter" TO "DatacenterName";
+ALTER TABLE "Events" RENAME COLUMN "ComputeResource" TO "ComputeResourceName";
+ALTER TABLE "Events" ADD COLUMN "DatacenterId" TEXT;
+ALTER TABLE "Events" ADD COLUMN "ComputeResourceId" TEXT;
+ALTER TABLE "Events" ADD COLUMN "VmName" TEXT;
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+ALTER TABLE "Events" DROP COLUMN "VmName";
+ALTER TABLE "Events" DROP COLUMN "ComputeResourceId";
+ALTER TABLE "Events" DROP COLUMN "DatacenterId";
+ALTER TABLE "Events" RENAME COLUMN "ComputeResourceName" TO "ComputeResource";
+ALTER TABLE "Events" RENAME COLUMN "DatacenterName" TO "Datacenter";
+-- +goose StatementEnd