fix: serve static webpack assets from disk in dev mode (fixes #373)

Author: pi0

lib/module.js

@@ -1,3 +1,6 @@
+const { resolve } = require('path')
+const serveStatic = require('serve-static')
+
 module.exports = async function nuxtPWA (moduleOptions) {
   const { nuxt } = this
   const moduleContainer = this // TODO: remove dependency when module-utils
@@ -41,6 +44,15 @@ module.exports = async function nuxtPWA (moduleOptions) {
     }
     await require(`./${name}/module.js`)(nuxt, pwa, moduleContainer)
   }
+
+  // Serve dist from disk
+  if (nuxt.options.dev) {
+    const clientDir = resolve(nuxt.options.buildDir, 'dist/client')
+    nuxt.options.serverMiddleware.push({
+      path: nuxt.options.build.publicPath,
+      handler: serveStatic(clientDir)
+    })
+  }
 }
 
 module.exports.meta = require('../package.json')