fix: add import.meta.env support

Has the some data as process.env

closes #549

mocks/test.mocha.js

@@ -1,6 +1,6 @@
 /* eslint-disable no-undef */
 // eslint-disable-next-line strict
-const { is, ok } = require('uvu/assert')
+const { is, ok, equal } = require('uvu/assert')
 const debug = require('debug')('app')
 const { good, bad } = require('./lib')
 
@@ -27,8 +27,12 @@ describe('Array', () => {
       is(await bad(), 'bad')
     })
 
-    it('should has import.meta', async () => {
+    it('should has import.meta.url', async () => {
       ok(import.meta.url)
     })
+
+    it('should has import.meta.env', async () => {
+      equal(import.meta.env, process.env)
+    })
   })
 })

src/utils/index.js

@@ -341,23 +341,25 @@ export async function build(runner, config = {}, tmpl = '', mode = 'bundle') {
 
   // main script template
   let infileContent = `
-import { install } from '${sourceMapSupport.replace(/\\/g, '/')}'
+import { install } from '${sourceMapSupport.replaceAll('\\', '/')}'
 install()
 process.env = ${JSON.stringify(runner.env)}
+import.meta.env = ${JSON.stringify(runner.env)}
 
 ${tmpl}
 `
   // before script template
   if (mode === 'before' && runner.options.before) {
     infileContent = `
-import { install } from '${sourceMapSupport.replace(/\\/g, '/')}'
+import { install } from '${sourceMapSupport.replaceAll('\\', '/')}'
 install()
 process.env = ${JSON.stringify(runner.env)}
+import.meta.env = ${JSON.stringify(runner.env)}
 
-await import('${require.resolve('../../static/setup.js').replace(/\\/g, '/')}')
+await import('${require.resolve('../../static/setup.js').replaceAll('\\', '/')}')
 await import('${require
       .resolve(path.join(runner.options.cwd, runner.options.before))
-      .replace(/\\/g, '/')}')
+      .replaceAll('\\', '/')}')
 `
   }