Run Nestjs with Farm bundler

farm.config.ts

import { defineConfig } from "@farmfe/core";

export default defineConfig({
  plugins: [
    {
      name: "NestJS",
      priority: 0,
      config(config) {
        const inputFileEntry = Object.values(config?.compilation?.input || {})[0] ?? "src/main.ts";
        const mode = config.compilation.mode ?? process.env.NODE_ENV ?? "development";
        const isDev = mode === "development";

        return {
          compilation: {
            input: {
              nest: inputFileEntry,
            },
            script: {
              plugins: [],
              target: "es2019",
              parser: {
                tsConfig: {
                  decorators: true,
                  dts: false,
                  noEarlyErrors: false,
                  tsx: false,
                },
              },
              decorators: {
                legacyDecorator: true,
                decoratorMetadata: true,
                decoratorVersion: "2022-03",
                includes: [inputFileEntry],
                excludes: ["node_modules/**/*"],
              },
            },
            presetEnv: !isDev,
            minify: !isDev,
            clearScreen: true,
            external: ["farmhash"],
            persistentCache: true,
            sourcemap: "inline",
            output: {
              format: "esm",
              targetEnv: "node",
              entryFilename: "[entryName].js",
              filename: "[name].[hash].mjs",
            },
          },
        };
      },
    },
  ],
});