added dockerfile for homepage

Dockerfile

@@ -0,0 +1,33 @@
+# Stage 1: Build
+FROM node:20-alpine AS builder
+
+# Set working directory
+WORKDIR /app
+
+# Copy package.json and package-lock.json (or yarn.lock)
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci
+
+# Copy the rest of the app
+COPY . .
+
+# Build the app (React/Next/etc.)
+RUN npm run build
+
+# Stage 2: Production image
+FROM node:20-alpine
+
+WORKDIR /app
+
+# Copy only build output and dependencies
+COPY --from=builder /app/package*.json ./
+COPY --from=builder /app/node_modules ./node_modules
+COPY --from=builder /app/build ./build
+
+# Expose port
+EXPOSE 3000
+
+# Default command
+CMD ["npm", "start"]