feat: improving infrastructure

server/database.ts

@@ -1,5 +1,6 @@
 import { Client } from "https://deno.land/x/mysql/mod.ts";
-import config from "@/config.json" assert { type: "json" };
+import config from "./config.json" assert { type: "json" };
+import {Maybe} from "./Maybe.ts";
 
 export type WithoutId<T> = Omit<T, "id">;
 export interface StoccaTreDbConn {
@@ -19,7 +20,6 @@ export default async function createNewDbConnection(): Promise<StoccaTreDbConn>
                 const result = await mysqlClient.query(query);
                 return {
                     just: result as T,
-                    error: null,
                 };
             } catch (e: unknown) {
                 if (e && typeof (e as { message?: any }).message === "string") {
@@ -29,7 +29,6 @@ export default async function createNewDbConnection(): Promise<StoccaTreDbConn>
                 }
             }
             return {
-                just: null,
                 error: {
                     message: errMessage
                 },