diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..73a25a7
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,32 @@
+# For more help, visit the .dockerignore file reference guide [here](https://docs.docker.com/go/build-context-dockerignore/)
+
+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/.next
+**/.cache
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/charts
+**/docker-compose*
+**/compose.y*ml
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+**/build
+**/dist
+public/css/*.css
+public/courses/*.txt
+LICENSE
+README.md
diff --git a/.gitignore b/.gitignore
index 9a10608..6f017a6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,6 @@
 public/css/style.css
 public/courses/*
 data/*
-config.js
 !data/main_db.example.json
 
 # Logs
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..1860351
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,82 @@
+# syntax=docker/dockerfile:1
+
+# Comments are provided throughout this file to help you get started.
+# If you need more help, visit the Dockerfile reference guide at
+# https://docs.docker.com/go/dockerfile-reference/
+
+# Want to help us make this template better? Share your feedback here: https://forms.gle/ybq9Krt8jtBL3iCk7
+
+ARG NODE_VERSION=18.17.1
+ARG PNPM_VERSION=9.7.1
+
+################################################################################
+# Use node image for base image for all stages.
+FROM node:${NODE_VERSION}-alpine as base
+
+# Set working directory for all build stages.
+WORKDIR /usr/src/app
+
+# Install pnpm.
+RUN --mount=type=cache,target=/root/.npm \
+    npm install -g pnpm@${PNPM_VERSION}
+
+################################################################################
+# Create a stage for installing production dependecies.
+FROM base as deps
+
+# Download dependencies as a separate step to take advantage of Docker's caching.
+# Leverage a cache mount to /root/.local/share/pnpm/store to speed up subsequent builds.
+# Leverage bind mounts to package.json and pnpm-lock.yaml to avoid having to copy them
+# into this layer.
+RUN --mount=type=bind,source=package.json,target=package.json \
+    --mount=type=bind,source=pnpm-lock.yaml,target=pnpm-lock.yaml \
+    --mount=type=cache,target=/root/.local/share/pnpm/store \
+    pnpm install --prod --frozen-lockfile
+
+################################################################################
+# Create a stage for building the application.
+FROM deps as build
+
+# Download additional development dependencies before building, as some projects require
+# "devDependencies" to be installed to build. If you don't need this, remove this step.
+RUN --mount=type=bind,source=package.json,target=package.json \
+    --mount=type=bind,source=pnpm-lock.yaml,target=pnpm-lock.yaml \
+    --mount=type=cache,target=/root/.local/share/pnpm/store \
+    pnpm install --frozen-lockfile
+
+# Copy the rest of the source files into the image.
+COPY . .
+
+# Run the build script.
+RUN pnpm run build
+
+# This project specific
+RUN mv data/main_db.example.json data/main_db.json
+RUN chmod -R 777 data/
+RUN chmod -R 777 public/
+# End
+
+################################################################################
+# Create a new stage to run the application with minimal runtime dependencies
+# where the necessary files are copied from the build stage.
+FROM base as final
+
+# Use production node environment by default.
+ENV NODE_ENV production
+
+# Run the application as a non-root user.
+USER node
+
+# Copy package.json so that package manager commands can be used.
+COPY package.json .
+
+# Copy the production dependencies from the deps stage and also
+# the built application from the build stage into the image.
+COPY --from=deps /usr/src/app/node_modules ./node_modules
+COPY --from=build /usr/src/app/. ./.
+
+# Expose the port that the application listens on.
+EXPOSE 6547
+
+# Run the application.
+CMD pnpm start
diff --git a/compose.yaml b/compose.yaml
new file mode 100644
index 0000000..6e97f06
--- /dev/null
+++ b/compose.yaml
@@ -0,0 +1,30 @@
+services:
+  server:
+    build:
+      context: .
+    environment:
+      # Set true for production database
+      PROD: true
+      # Your domain without / at the end
+      DOMAIN: http://localhost:6547
+      # Port for the server
+      PORT: 6547
+      # How often can user send request to API
+      RATELIMIT: 5000 # 5 seconds
+      # How often can user change IP address
+      IPCHANGETIME: 10800000 # 3 hours
+      # Your SteamAPI key
+      STEAMKEY: NO_KEY
+      # Secret for a cookie
+      COOKIE: NO_COOKIE
+      # Discord webhook url or leave empty
+      WEBHOOK: ""
+    volumes:
+     - courses:/usr/src/app/public/courses
+     - data:/usr/src/app/data
+    ports:
+      - 6547:6547
+
+volumes:
+  courses:
+  data:
\ No newline at end of file
diff --git a/config.example.js b/config.example.js
deleted file mode 100644
index bfc28df..0000000
--- a/config.example.js
+++ /dev/null
@@ -1,18 +0,0 @@
-module.exports = {
-	/* Set true for production database */
-	production: true,
-	/* Your domain without / at the end */
-	domain: "http://localhost",
-	/* Port for the server */
-	port: 6547,
-	/* How often can user send request to API */
-	rateLimitTime: 1000 * 5, // 5 seconds
-	/* How often can user change IP address */
-	ipChangeTime: 1000 * 60 * 60 * 3, // 3 hours
-	/* Your SteamAPI key */
-	steamKey: "",
-	/* Secret for a cookie */
-	cookieSecret: "",
-	/* Discord webhook url or leave empty */
-	webhook_url: "",
-};
\ No newline at end of file
diff --git a/config.js b/config.js
new file mode 100644
index 0000000..ebc36bc
--- /dev/null
+++ b/config.js
@@ -0,0 +1,20 @@
+require("dotenv").config();
+
+module.exports = {
+	/* Set true for production database */
+	production: process.env.PROD ? true : false || true,
+	/* Your domain without / at the end */
+	domain: process.env.DOMAIN || "http://localhost:6547",
+	/* Port for the server */
+	port: process.env.PORT || 6547,
+	/* How often can user send request to API */
+	rateLimitTime: process.env.RATELIMIT || 1000 * 5, // 5 seconds
+	/* How often can user change IP address */
+	ipChangeTime: process.env.IPCHANGETIME || 1000 * 60 * 60 * 3, // 3 hours
+	/* Your SteamAPI key */
+	steamKey: process.env.STEAMKEY || "",
+	/* Secret for a cookie */
+	cookieSecret: process.env.COOKIE || "",
+	/* Discord webhook url or leave empty */
+	webhook_url: process.env.WEBHOOK || "",
+};
\ No newline at end of file
diff --git a/index.js b/index.js
index 19c2865..97e7150 100644
--- a/index.js
+++ b/index.js
@@ -12,7 +12,7 @@ const { JsonDB, Config } = require("node-json-db"),
 const config = require("./config");
 const db = new JsonDB(new Config(`data/${config.production ? "main" : "test"}_db`, true, true, "/"));
 
-if (!config.cookieSecret || !config.steamKey) return console.log("Please check that you have filled steamKey and cookieSecret in config file");
+if (!config.cookieSecret || !config.steamKey || config.steamKey === "NO_KEY" || config.cookieSecret === "NO_COOKIE") return console.log("Please check that you have filled steamKey and cookieSecret in config file");
 if (!fs.existsSync("public/courses/")) fs.mkdirSync("public/courses/");
 
 // Express App
diff --git a/package.json b/package.json
index 2d749f1..049e675 100644
--- a/package.json
+++ b/package.json
@@ -8,6 +8,7 @@
 	},
 	"dependencies": {
 		"daisyui": "^4.11.1",
+		"dotenv": "^16.4.5",
 		"ejs": "^2.6.1",
 		"express": "^4.16.1",
 		"express-session": "^1.18.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5bd856c..1be0dbf 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -11,6 +11,9 @@ importers:
       daisyui:
         specifier: ^4.11.1
         version: 4.11.1(postcss@8.4.36)
+      dotenv:
+        specifier: ^16.4.5
+        version: 16.4.5
       ejs:
         specifier: ^2.6.1
         version: 2.6.2
@@ -395,6 +398,10 @@ packages:
   domutils@3.1.0:
     resolution: {integrity: sha512-H78uMmQtI2AhgDJjWeQmHwJJ2bLPD3GMmO7Zja/ZZh84wkm+4ut+IUnUdRa8uCGX88DiVx1j6FRe1XfxEgjEZA==}
 
+  dotenv@16.4.5:
+    resolution: {integrity: sha512-ZmdL2rui+eB2YwhsWzjInR8LldtZHGDoQ1ugH85ppHKwpUHL7j7rN0Ti9NCnGiQbhaZ11FpR+7ao1dNsmduNUg==}
+    engines: {node: '>=12'}
+
   eastasianwidth@0.2.0:
     resolution: {integrity: sha512-I88TYZWc9XiYHRQ4/3c5rjjfgkjhLyW2luGIheGERbNQ6OY7yTybanSpDXZa8y7VUP9YmDcYa+eyq4ca7iLqWA==}
 
@@ -1579,6 +1586,8 @@ snapshots:
       domelementtype: 2.3.0
       domhandler: 5.0.3
 
+  dotenv@16.4.5: {}
+
   eastasianwidth@0.2.0: {}
 
   ee-first@1.1.1: {}
@@ -2158,8 +2167,9 @@ snapshots:
   postcss-load-config@4.0.2(postcss@8.4.36):
     dependencies:
       lilconfig: 3.1.1
-      postcss: 8.4.36
       yaml: 2.4.1
+    optionalDependencies:
+      postcss: 8.4.36
 
   postcss-nested@6.0.1(postcss@8.4.36):
     dependencies: