exerciser with docker image

Dockerfile

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+FROM node:16-bullseye
+
+# Install system dependencies for canvas
+RUN apt-get update && apt-get install -y \
+	libcairo2-dev \
+	libjpeg-dev \
+	libpango1.0-dev \
+	libgif-dev \
+	librsvg2-dev \
+	&& rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# Copy package.json and package-lock.json
+COPY package*.json ./
+
+RUN npm install
+
+# Copy the rest of the app
+COPY . .
+
+EXPOSE 3000
+
+# Start the app
+CMD ["npm", "run", "start"]

docker-compose.yml

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+services:
+  exerciser:
+    build: .
+    ports:
+      - "3000:3000"
+    volumes:
+      - .:/app
+      - /app/node_modules
+    command: npm run start