refactor: possible links in email templates do not highlight (#3851)

packages/hoppscotch-backend/src/mailer/mailer.service.ts

@@ -25,7 +25,7 @@ export class MailerService {
   ): string {
     switch (mailDesc.template) {
       case 'team-invitation':
-        return `${mailDesc.variables.invitee} invited you to join ${mailDesc.variables.invite_team_name} in Hoppscotch`;
+        return `A user has invited you to join a team workspace in Hoppscotch`;
 
       case 'user-invitation':
         return 'Sign in to Hoppscotch';

packages/hoppscotch-backend/src/mailer/templates/team-invitation.hbs

@@ -27,6 +27,12 @@
       color: #3869D4;
     }
 
+    a.nohighlight {
+      color: inherit !important;
+      text-decoration: none !important;
+      cursor: default !important;
+    }
+
     a img {
       border: none;
     }
@@ -458,7 +464,7 @@
                     <td class="content-cell">
                       <div class="f-fallback">
 <h1>Hi there,</h1>
-<p>{{invitee}} with {{invite_team_name}} has invited you to use Hoppscotch to collaborate with them. Click the button below to set up your account and get started:</p>
+<p><a class="nohighlight" name="invitee" href="#">{{invitee}}</a> with <a class="nohighlight" name="invite_team_name" href="#">{{invite_team_name}}</a> has invited you to use Hoppscotch to collaborate with them. Click the button below to set up your account and get started:</p>
 <!-- Action -->
 <table class="body-action" align="center" width="100%" cellpadding="0" cellspacing="0">
   <tr>
@@ -484,7 +490,7 @@
   Welcome aboard, <br />
   Your friends at Hoppscotch
 </p>
-<p><strong>P.S.</strong> If you don't associate with {{invitee}} or {{invite_team_name}}, just ignore this email.</p>
+<p><strong>P.S.</strong> If you don't associate with <a class="nohighlight" name="invitee" href="#">{{invitee}}</a> or <a class="nohighlight" name="invite_team_name" href="#">{{invite_team_name}}</a>, just ignore this email.</p>
 <!-- Sub copy -->
 <table class="body-sub">
   <tr>