remove >3 characters on alias prefix

app/api/views/new_custom_alias.py

@@ -37,7 +37,7 @@ def new_custom_alias():
     alias_prefix = data["alias_prefix"]
     alias_suffix = data["alias_suffix"]
 
-    # make sure alias_prefix is more than 3 chars
+    # make sure alias_prefix is not empty
     alias_prefix = alias_prefix.strip()
     alias_prefix = convert_to_id(alias_prefix)
     if not alias_prefix:  # should be checked on frontend

app/dashboard/templates/dashboard/alias_log.html

@@ -39,7 +39,7 @@
       </div>
     {% endfor %}
   </div>
-  
+
 {% endblock %}
 
 {% block script %}

app/dashboard/templates/dashboard/custom_alias.html

@@ -18,16 +18,17 @@
       <input type="hidden" name="form-name" value="non-custom-domain-name">
 
       <div class="form-group">
-        <label class="form-label font-weight-bold">SimpleLogin domain</label>
+        <label class="form-label font-weight-bold">With SimpleLogin domain</label>
         <small class="text-muted">
-          You can use letter, number or dash. Alias must have at least 3 characters
+          You can use letter, number or dash. Alias prefix cannot be empty.
         </small>
 
         <div class="row mt-4">
           <div class="col">
-            <input name="email-prefix" class="form-control" pattern="[0-9|A-Z|a-z|-]{3,}"
+            <input name="email-prefix" class="form-control" pattern="[0-9|A-Z|a-z|-]{1,}"
-                   title="Only letter, number or dash can be used and alias must have at least 3 characters."
+                   title="Only letter, number or dash can be used."
-                   autofocus>
+                   placeholder="alias prefix"
+                   autofocus required>
           </div>
           <div class="col align-self-center">
             <input type="hidden" name="email-suffix" value="{{ email_suffix }}">
@@ -35,10 +36,12 @@
               .{{ email_suffix }}@{{ EMAIL_DOMAIN }}
             </h4>
           </div>
+
+          <div class="col">
+            <button class="btn btn-primary btn-sm">Create</button>
+          </div>
         </div>
       </div>
-
-      <button class="btn btn-primary">Create</button>
     </form>
 
     {% if custom_domains %}

app/dashboard/views/custom_alias.py

@@ -28,8 +28,8 @@ def custom_alias():
             email_prefix = convert_to_id(email_prefix)
             email_suffix = request.form.get("email-suffix")
 
-            if len(email_prefix) < 3:
+            if not email_prefix:
-                error = "email must be at least 3 letters"
+                error = "alias prefix cannot be empty"
             else:
                 full_email = f"{email_prefix}.{email_suffix}@{EMAIL_DOMAIN}"
                 # check if email already exists