Try cookiecutter

{{ cookiecutter.project_slug }}/rollup.config.mjs

@@ -0,0 +1,22 @@
+import nodeResolve from "@rollup/plugin-node-resolve";
+import json from "@rollup/plugin-json";
+import typescript from "rollup-plugin-typescript2";
+import { terser } from "rollup-plugin-terser";
+import { getBabelOutputPlugin } from "@rollup/plugin-babel";
+
+const dev = process.env.ROLLUP_WATCH;
+
+export default {
+  input: "src/main.ts",
+  output: {
+    file: "{{ cookiecutter.project_file }}.js",
+    format: "es",
+  },
+  plugins: [
+    nodeResolve(),
+    json(),
+    typescript(),
+    getBabelOutputPlugin({ presets: ["@babel/preset-env"] }),
+    !dev && terser({ format: { comments: false } }),
+  ],
+};