svelt kit test

frontend/Dockerfile

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+# 1. Base image
+FROM node:20-alpine AS base
+
+# 2. Install pnpm
+RUN npm install -g pnpm
+
+# 3. Set working directory
+WORKDIR /app
+
+# 4. Copy dependency files and install dependencies
+COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile
+
+# 5. Copy all source code
+COPY . .
+
+# 6. Build the application
+RUN pnpm run build
+
+# 7. Set up the final image
+FROM base AS final
+
+WORKDIR /app
+
+COPY --from=base /app/.svelte-kit ./.svelte-kit
+COPY --from=base /app/node_modules ./node_modules
+COPY --from=base /app/package.json ./package.json
+
+# 8. Expose port and start the preview server
+EXPOSE 4173
+CMD ["pnpm", "run", "preview", "--host", "0.0.0.0", "--port", "4173"]