(fix): Show Pro one-line description on signup modal

src/app/modules/modals/modal.scss

@@ -60,6 +60,7 @@ m-modal-signup-on-action {
   .m-signup-modal-feature-text {
     padding: 0px 8px;
     margin: 0px 8px;
+    min-width: 240px;
   }
 
   .m-signup-buttons {

src/app/modules/modals/signup/signup.html

@@ -13,8 +13,15 @@
   <!-- Initial Display -->
   <div *ngIf="display == 'initial'">
     <div class="m-signup-modal-feature-text mdl-card__supporting-text">
-      We are an open source platform for Internet freedom. Get paid in crypto
-      for your contributions to the community.
+      <ng-container *ngIf="description; else defaultDescription">
+        {{description}}
+      </ng-container>
+      <ng-template #defaultDescription>
+        <ng-container i18n>
+          We are an open source platform for Internet freedom. Get paid in
+          crypto for your contributions to the community.
+        </ng-container>
+      </ng-template>
     </div>
 
     <div class="mdl-card__supporting-text m-signup-buttons">

src/app/modules/modals/signup/signup.ts

@@ -184,4 +184,12 @@ export class SignupModal {
       this.router.navigateByUrl(this.route);
     }
   }
+
+  get description() {
+    if (!this.site.isProDomain) {
+      return '';
+    }
+
+    return this.site.pro.one_line_headline || '';
+  }
 }