feat(nano-build): microservice preset

Author: njfamirm

packages/nano-build/README.md

@@ -106,6 +106,19 @@ Add the following scripts to your `package.json`:
 }
 ```
 
+### `--preset=microservice`
+
+```js
+{
+  ...defaultPreset,
+  format: 'esm',
+  treeShaking: true,
+  outfile: 'dist/main.mjs',
+  mangleProps: '_$',
+  target: 'node20'
+}
+```
+
 ## Configuration
 
 Add 'nano-build' field to your `package.json` for overwriting configuration:

packages/nano-build/nano-build.cjs

@@ -43,6 +43,13 @@ const defaultOptions = {
 
 const presetRecord = {
   default: defaultOptions,
+  microservice: {
+    format: 'esm',
+    treeShaking: true,
+    outfile: 'dist/main.mjs',
+    mangleProps: '_$',
+    target: 'node20'
+  },
   module: {
     format: 'esm',
     cjs: true,