Make new login email translatable

Fixes #798

src/mail_templates/new_login_location-html.ejs

@@ -2,15 +2,15 @@
 
 <img src="<%= cloudronAvatarUrl %>" width="128px" height="128px"/>
 
-<h3>We've noticed a new login on your Cloudron account.</h3>
+<h3>{{ newLoginEmail.topic }}</h3>
 
-<p>Hi <%= user %>,</p>
+<p>{{ newLoginEmail.salutation }}</p>
 
-<p>We noticed a login on your Cloudron account from a new device.</p>
+<p>{{ newLoginEmail.notice }}</p>
 <p>IP: <%= ip %> (<%= city %>, <%= country %>)</p>
 <p>Browser: <%= userAgent %></p>
 
-<p>If this was you, you can safely disregard this email. If this wasn't you, you should change your password immediately.</p>
+<p>{{ newLoginEmail.action }}</p>
 
 <br/>
 <br/>

src/mail_templates/new_login_location-text.ejs

@@ -1,14 +1,14 @@
-We've noticed a new login on your Cloudron account.
+{{ newLoginEmail.topic }}
 
-Hi <%= user %>,
+{{ newLoginEmail.salutation }}
 
-We noticed a login on your Cloudron account from a new device.
+{{ newLoginEmail.notice }}
 
 IP: <%= ip %> (<%= city %>, <%= country %>)
 
 Browser: <%= userAgent %> 
 
-If this was you, you can safely disregard this email. If this wasn't you, you should change your password immediately.
+{{ newLoginEmail.action }}
 
 Powered by https://cloudron.io
 

src/mailer.js

@@ -170,7 +170,7 @@ function sendNewLoginLocation(user, loginLocation) {
             const mailOptions = {
                 from: mailConfig.notificationFrom,
                 to: user.fallbackEmail,
-                subject: `[${mailConfig.cloudronName}] New login on your account`,
+                subject: ejs.render(translation.translate('{{ newLoginEmail.subject }}', translationAssets.translations || {}, translationAssets.fallback || {}), { cloudron: mailConfig.cloudronName }),
                 text: render('new_login_location-text.ejs', templateData, translationAssets),
                 html: render('new_login_location-html.ejs', templateData, translationAssets)
             };