medicare_enrollment_dashboard/dashboard/vite.config.js

import { defineConfig } from 'vite'
import react from '@vitejs/plugin-react'
import tailwindcss from '@tailwindcss/vite'
import { VitePWA } from 'vite-plugin-pwa'

export default defineConfig({
  plugins: [
    react(),
    tailwindcss(),
    VitePWA({
      registerType: 'autoUpdate',
      manifest: {
        name: 'Medicare Enrollment Dashboard',
        short_name: 'Medicare Dashboard',
        description: 'Interactive analytics for CMS Medicare Monthly Enrollment data',
        theme_color: '#1e3a5f',
        background_color: '#ffffff',
        display: 'standalone',
        start_url: '/',
        icons: [
          { src: '/medical-history-doctor-192.png', sizes: '192x192', type: 'image/png' },
          { src: '/medical-history-doctor-512.png', sizes: '512x512', type: 'image/png', purpose: 'any maskable' }
        ]
      },
      workbox: {
        globPatterns: ['**/*.{js,css,html,png,svg,webmanifest}'],
        navigateFallback: '/index.html',
        runtimeCaching: [
          {
            urlPattern: /^https:\/\/data\.cms\.gov\/.*/i,
            handler: 'NetworkFirst',
            options: { cacheName: 'cms-api', expiration: { maxEntries: 50, maxAgeSeconds: 3600 } }
          },
          {
            urlPattern: /^https:\/\/.*basemaps\.cartocdn\.com\/.*/i,
            handler: 'CacheFirst',
            options: { cacheName: 'map-tiles', expiration: { maxEntries: 200, maxAgeSeconds: 86400 * 30 } }
          }
        ]
      }
    })
  ],
  build: {
    rollupOptions: {
      output: {
        manualChunks(id) {
          if (id.includes('node_modules/recharts') || id.includes('node_modules/d3-')) {
            return 'vendor-charts'
          }
          if (id.includes('node_modules/leaflet') || id.includes('node_modules/react-leaflet')) {
            return 'vendor-maps'
          }
          if (id.includes('node_modules/@tanstack')) {
            return 'vendor-query'
          }
          if (id.includes('node_modules/lucide-react')) {
            return 'vendor-icons'
          }
        }
      }
    }
  }
})