add docker files

Dockerfile

@@ -0,0 +1,19 @@
+# Dockerfile
+FROM node:16-alpine
+
+# create destination directory
+RUN mkdir -p /usr/src/unicovoit-bot
+WORKDIR /usr/src/unicovoit-bot
+
+RUN npm install -g pnpm clean-modules
+
+# copy the app, note .dockerignore
+COPY package.json /usr/src/univovoit-bot
+COPY . /usr/src/unicovoit-bot
+RUN pnpm install
+
+RUN apk --no-cache add dumb-init
+
+USER node
+
+CMD ["dumb-init", "node", "--max-old-space-size=2048", "src/index.js"]

docker-compose.yml

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+version: '3'
+
+services:
+  unicovoit-bot:
+    image: unicovoit-bot:latest
+    container_name: unicovoit-bot
+    restart: always
+    env_file:
+      - .env