load amaro correctly (#137)

Signed-off-by: Matteo Collina <hello@matteocollina.com>

Author: mcollina

lib/start.js

@@ -6,8 +6,6 @@ import { parseArgs, promisify } from 'util'
 import { request } from 'undici'
 import { exec } from 'child_process'
 
-const __dirname = import.meta.dirname
-
 const execAsync = promisify(exec)
 
 const msOneMinute = 1000 * 60
@@ -50,12 +48,17 @@ export async function start (client, selectedRuntime) {
     }
   }
 
-  const configFile = join(__dirname, '..', 'watt.json')
-  const server = await create(configFile, undefined, {
+  // We move to the project root to start the server
+  // so amaro will load correctly
+  const cwd = process.cwd() 
+  const root = join(import.meta.dirname, '..')
+  process.chdir(root)
+  const server = await create('watt.json', undefined, {
     setupSignals: false,
     isProduction: true
   })
   entrypointUrl = await server.start()
+  process.chdir(cwd)
 
   if (record) {
     async function shutdown () {