add docker

Dockerfile

@@ -0,0 +1,26 @@
+FROM node:22-alpine AS base
+
+FROM base AS deps
+RUN apk add --no-cache libc6-compat
+WORKDIR /app
+COPY package*.json package-lock*.json ./
+RUN npm ci --omit=dev
+RUN npm install @tailwindcss/oxide-linux-x64-musl
+
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . . 
+RUN npm run build
+
+FROM base AS production
+
+WORKDIR /app
+
+COPY --from=builder /app/.next/standalone ./
+COPY --from=builder /app/.next/static ./.next/static
+COPY --from=builder /app/public ./public
+
+EXPOSE 3000
+
+CMD ["node", "server.js"]