Specify x64 explicitly to create windows-installer

script/installer.js

@@ -4,7 +4,7 @@ const createWindowsInstaller = require('electron-winstaller').createWindowsInsta
 const path = require('path')
 const rimraf = require('rimraf')
 
-deleteOutputFolder()
+deleteOutputFolder('x64')
   .then(getInstallerConfig)
   .then(createWindowsInstaller)
   .catch((error) => {
@@ -12,27 +12,27 @@ deleteOutputFolder()
     process.exit(1)
   })
 
-function getInstallerConfig() {
+function getInstallerConfig(arch) {
   const rootPath = path.join(__dirname, '..')
   const outPath = path.join(rootPath, 'release')
 
   return Promise.resolve({
-    appDirectory: path.join(outPath, 'Mattermost-win32-x64'),
+    appDirectory: path.join(outPath, `Mattermost-win32-${arch}`),
     iconUrl: 'https://raw.githubusercontent.com/mattermost/desktop/master/resources/icon.ico',
     //loadingGif: path.join(rootPath, 'assets', 'img', 'loading.gif'),
     noMsi: true,
-    outputDirectory: path.join(outPath, 'windows-installer'),
-    setupExe: 'mattermost-setup.exe',
+    outputDirectory: path.join(outPath, `windows-installer-${arch}`),
+    setupExe: `mattermost-setup-${arch}.exe`,
     setupIcon: path.join(rootPath, 'resources', 'icon.ico'),
     skipUpdateIcon: true,
     exe: 'Mattermost.exe'
   })
 }
 
-function deleteOutputFolder() {
+function deleteOutputFolder(arch) {
   return new Promise((resolve, reject) => {
-    rimraf(path.join(__dirname, '..', 'out', 'windows-installer'), (error) => {
-      error ? reject(error) : resolve()
+    rimraf(path.join(__dirname, '..', 'out', `windows-installer-${arch}`), (error) => {
+      error ? reject(error) : resolve(arch)
     })
   })
 }