added docker

Author: SARVESHYOGI

.dockerignore

@@ -0,0 +1,8 @@
+node_modules
+.next
+.git
+.gitignore
+README.md
+coverage
+.env
+.env.*

.github/workflows/ci.yml

@@ -36,5 +36,8 @@ jobs:
       - name: Test
         run: npm test
 
+      - name: Build Docker Image
+        run: docker build -t playwithalgorithms .
+
       - name: Build
         run: npm run build

Dockerfile

@@ -0,0 +1,34 @@
+# Build stage (builder)
+FROM node:22-alpine AS builder
+
+# Set working directory
+WORKDIR /app
+
+# Copy package files first (for caching)
+COPY package*.json ./
+
+# Install all dependencies
+RUN npm ci
+
+# Copy rest of the code
+COPY . .
+
+# Build Next.js app
+RUN npm run build
+
+# Runtime stage
+FROM node:22-alpine AS runner
+
+WORKDIR /app
+
+# Copy only required files from builder
+COPY --from=builder /app/package*.json ./
+COPY --from=builder /app/node_modules ./node_modules
+COPY --from=builder /app/.next ./.next
+COPY --from=builder /app/public ./public
+
+# Expose app port
+EXPOSE 3000
+
+# Start app
+CMD ["npm", "run", "start"]

docker-compose.yml

@@ -0,0 +1,9 @@
+version: "3.9"
+
+services:
+  app:
+    image: playwithalgorithms
+    container_name: playwithalgorithms
+    ports: 
+      - "3000:3000"
+