fix: next 10.0.8 changes loadConfig to be async

helpers/doesNotNeedPlugin.js

@@ -13,7 +13,7 @@ const doesNotNeedPlugin = async ({ netlifyConfig, packageJson, utils }) => {
  return (
  isStaticExportProject({ build, scripts }) ||
  doesSiteUseNextOnNetlify({ packageJson }) ||
- !hasCorrectNextConfig({ nextConfigPath, failBuild: utils.build.failBuild })
+ !(await hasCorrectNextConfig({ nextConfigPath, failBuild: utils.build.failBuild }))
  )
 }
 

helpers/hasCorrectNextConfig.js

@@ -1,7 +1,7 @@
 const path = require('path')
 
 // Checks if site has the correct next.cofig.js
-const hasCorrectNextConfig = ({ nextConfigPath, failBuild }) => {
+const hasCorrectNextConfig = async ({ nextConfigPath, failBuild }) => {
  // In the plugin's case, no config is valid because we'll make it ourselves
  if (nextConfigPath === undefined) return true
 
@@ -14,7 +14,7 @@ const hasCorrectNextConfig = ({ nextConfigPath, failBuild }) => {
  const acceptableTargets = ['serverless', 'experimental-serverless-trace']
  let nextConfig
  try {
- nextConfig = loadConfig(PHASE_PRODUCTION_BUILD, path.resolve('.'))
+ nextConfig = await loadConfig(PHASE_PRODUCTION_BUILD, path.resolve('.'))
  } catch (error) {
  return failBuild('Error loading your next.config.js.', { error })
  }

index.js

@@ -54,7 +54,7 @@ module.exports = {
 
  await makeDir(PUBLISH_DIR)
 
- nextOnNetlify({ functionsDir: FUNCTIONS_SRC, publishDir: PUBLISH_DIR })
+ await nextOnNetlify({ functionsDir: FUNCTIONS_SRC, publishDir: PUBLISH_DIR })
  },
 }