nextgraph-rs/app/nextgraph/vite.config.ts

import tailwindcss from "@tailwindcss/vite"
import { defineConfig } from "vite";
import { svelte } from '@sveltejs/vite-plugin-svelte'

const host = process.env.TAURI_DEV_HOST;

// https://vite.dev/config/
export default defineConfig({
  plugins: [tailwindcss(), svelte()],
  // Vite options tailored for Tauri development and only applied in `tauri dev` or `tauri build`
  //
  // 1. prevent Vite from obscuring rust errors
  clearScreen: false,
  // 2. tauri expects a fixed port, fail if that port is not available
  server: {
    port: 5173,
    strictPort: true,
    host: host || false,
    hmr: host
      ? {
          protocol: "ws",
          host,
          port: 1421,
        }
      : undefined,
    watch: {
      // 3. tell Vite to ignore watching `src-tauri`
      ignored: ["**/src-tauri/**"],
    },
  },
  // Env variables starting with the item of `envPrefix` will be exposed in tauri's source code through `import.meta.env`.
  envPrefix: ['VITE_', 'TAURI_ENV_*'],
  build: {
    // Tauri uses Chromium on Windows and WebKit on macOS and Linux
    target:
      process.env.TAURI_ENV_PLATFORM == 'windows'
        ? 'chrome105'
        : 'safari13',
    // don't minify for debug builds
    minify: !process.env.TAURI_ENV_DEBUG ? 'esbuild' : false,
    // produce sourcemaps for debug builds
    sourcemap: !!process.env.TAURI_ENV_DEBUG,
  },
});