Add Docker stuffs

.dockerignore

@@ -0,0 +1,7 @@
+node_modules
+.env
+.gitignore
+.git
+docker-compose.yml
+Dockerfile
+.dockerignore

Dockerfile

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+FROM node:22-alpine AS builder
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci
+
+COPY . .
+RUN npm run build
+
+FROM node:22-alpine
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci --omit=dev
+
+COPY --from=builder /app .
+
+CMD ["node", "dist/index.js"]

docker-compose.yml

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+services:
+  discord-bot:
+    build: .
+    container_name: dndhelper
+    restart: unless-stopped
+    tty: true
+    volumes:
+      - /srv/dndhelper/data:/app/data
+    environment:
+      - TOKEN=${TOKEN}