diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..7259361
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,8 @@
+FROM node:lts-alpine as builder
+
+USER 1000:1000
+ADD --chown=1000:1000 . /home/node/nextts
+WORKDIR /home/node/nextts
+RUN wget -qO- https://get.pnpm.io/install.sh | ENV="/home/node/.shrc" SHELL="$(which sh)" sh -
+ENV PATH=/home/node/.local/share/pnpm:$PATH
+RUN pnpm install && pnpm run build
diff --git a/app/dbcheck/page.tsx b/app/dbcheck/page.tsx
index 4edc830..775ebcb 100644
--- a/app/dbcheck/page.tsx
+++ b/app/dbcheck/page.tsx
@@ -1,9 +1,9 @@
-import { promisePool } from "@/backend/db";
+import { getPromisePool } from "@/backend/db";
 import {RowDataPacket} from "mysql2";
 
 async function query() {
     try {
-        const [rows, fields] = await promisePool.query<RowDataPacket[]>('select slug from post limit 1;')
+        const [rows, fields] = await getPromisePool().query<RowDataPacket[]>('select slug from post limit 1;')
         return(rows[0]['slug'] as string)
     } catch (e) {
         console.log(e)
@@ -11,11 +11,18 @@ async function query() {
     }
 }
 
-export default async function DbCheck() {
+export default async function DbCheck({ searchParams }: { searchParams: { [key: string]: string | string[] | undefined }}) {
+    let flag = "empty";
+
+    if (typeof searchParams["flag"] === 'string') {
+        flag = searchParams["flag"]
+    }
+
     return(
         <div className={`flex flex-col`}>
             <p>Env: { process.env.MYSQL_HOST }</p>
             <p>Result: { await query() }</p>
+            <p>Flag: { flag }</p>
         </div>
     )
 }
\ No newline at end of file
diff --git a/backend/db.ts b/backend/db.ts
index c1255d4..c11642b 100644
--- a/backend/db.ts
+++ b/backend/db.ts
@@ -1,39 +1,42 @@
-import mysql, { PoolOptions } from "mysql2";
+import mysql, { PoolOptions, Pool } from "mysql2";
+import { Pool as pPool } from "mysql2/promise"
 import * as fs from 'fs';
 import * as appEnv from "./env";
 
-if (typeof process.env.MYSQL_SSL_CA === 'undefined') {
-    throw new Error("missing MYSQL_SSL_CA")
-}
+let pool: Pool | undefined;
+let promisePool: pPool | undefined;
 
-if (typeof process.env.MYSQL_SSL_KEY === 'undefined') {
-    throw new Error("missing MYSQL_SSL_KEY")
-}
-
-if (typeof process.env.MYSQL_SSL_CERT === 'undefined') {
-    throw new Error("missing MYSQL_SSL_CERT")
-}
-
-const access: PoolOptions = {
-    host: appEnv.getMysqlHost(),
-    port: appEnv.getMysqlPort(),
-    user: appEnv.getMysqlUser(),
-    password: appEnv.getMysqlPassword(),
-    database: appEnv.getMysqlDatabase(),
-    waitForConnections: true,
-    connectionLimit: 10,
-    maxIdle: 10,
-    idleTimeout: 60000,
-    queueLimit: 0,
-    enableKeepAlive: true,
-    keepAliveInitialDelay: 0,
-    ssl: {
-       ca: fs.readFileSync(appEnv.getMysqlSslCaFile()),
-        key: fs.readFileSync(appEnv.getMysqlSslKeyFile()),
-        cert: fs.readFileSync(appEnv.getMysqlSslCertFile())
+export function getPool(): Pool {
+    const access: PoolOptions = {
+        host: appEnv.getMysqlHost(),
+        port: appEnv.getMysqlPort(),
+        user: appEnv.getMysqlUser(),
+        password: appEnv.getMysqlPassword(),
+        database: appEnv.getMysqlDatabase(),
+        waitForConnections: true,
+        connectionLimit: 10,
+        maxIdle: 10,
+        idleTimeout: 60000,
+        queueLimit: 0,
+        enableKeepAlive: true,
+        keepAliveInitialDelay: 0,
+        ssl: {
+            ca: fs.readFileSync(appEnv.getMysqlSslCaFile()),
+            key: fs.readFileSync(appEnv.getMysqlSslKeyFile()),
+            cert: fs.readFileSync(appEnv.getMysqlSslCertFile())
+        }
     }
+
+    if (typeof pool === 'undefined') {
+        pool = mysql.createPool(access)
+    }
+
+    return pool
 }
 
-export const pool = mysql.createPool(access)
-
-export const promisePool = pool.promise()
\ No newline at end of file
+export function getPromisePool(): pPool {
+    if (typeof promisePool === 'undefined') {
+        promisePool = getPool().promise()
+    }
+    return promisePool
+}
diff --git a/backend/post.ts b/backend/post.ts
index 91decd3..e66a474 100644
--- a/backend/post.ts
+++ b/backend/post.ts
@@ -1,9 +1,9 @@
 import { RowDataPacket } from "mysql2";
-import { promisePool } from "@/backend/db";
+import { getPromisePool } from "@/backend/db";
 
 export async function getPost(slug: string): Promise<string> {
     try {
-        const [rows, fields] = await promisePool.query<RowDataPacket[]>(
+        const [rows, fields] = await getPromisePool().query<RowDataPacket[]>(
             'select content from post where slug = ?', [slug])
         return rows[0]['content']
     } catch (e) {
diff --git a/next.config.js b/next.config.js
index 1f1cac0..21db591 100644
--- a/next.config.js
+++ b/next.config.js
@@ -1,5 +1,6 @@
 /** @type {import('next').NextConfig} */
 const nextConfig = {
+    output: "standalone",
     webpack: (config) => {
         config.externals = [...config.externals, "jsdom"];
         return config;