switch to deno.land/postgresjs for free 4x speed increase

src/db/adapters/DittoPostgres.ts

@@ -14,7 +14,7 @@ export class DittoPostgres {
     if (!this.db) {
       this.db = new Kysely({
         dialect: new PostgresJSDialect({
-          postgres: postgres(Conf.databaseUrl)
+          postgres: postgres(Conf.databaseUrl) as any
         }),
         log: KyselyLogger
       });

src/test.ts

@@ -62,3 +62,5 @@ export async function getTestDB() {
     [Symbol.asyncDispose]: () => kysely.destroy(),
   };
 }
+
+export const delay = (ms: number) => new Promise((resolve) => setTimeout(resolve, ms));