feat(docker): restructure Docker setup with new Dockerfiles and docker-compose files

docker/Dockerfile.prod

@@ -0,0 +1,23 @@
+FROM node:22-alpine AS deps
+RUN apk add --no-cache libc6-compat
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+
+FROM node:22-alpine AS builder
+WORKDIR /app
+ENV NODE_ENV=production
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+RUN npm run build
+
+FROM node:22-alpine AS runner
+WORKDIR /workspace
+ENV NODE_ENV=production
+ENV HOST=0.0.0.0
+ENV PORT=3002
+ENV NITRO_HOST=0.0.0.0
+ENV NITRO_PORT=3002
+COPY --from=builder /app/.output ./.output
+EXPOSE 3002
+CMD ["node", ".output/server/index.mjs"]