Added manual page to REST Mock (#267)

Reviewed-on: #267
Reviewed-by: Mikolaj Widla <widlam@noreply.example.com>
Co-authored-by: Adam Bem <adam.bem@zoho.eu>
Co-committed-by: Adam Bem <adam.bem@zoho.eu>

Frontend/src/components/mock/RestMockMessageComponent.vue

@@ -47,12 +47,12 @@ function showUpdatedCode(newCode : string){
   <div class="flex flex-col flex-none w-full xl:w-3/5 text-center dark:text-white gap-3 p-1">
     <div class="flex flex-col md:flex-row gap-4 items-center md:justify-stretch md:items-end">
       <div class="flex flex-col w-full">
-        <label for="link">REST Service URL</label><br/>
+        <label for="link">REST Service URL</label>
         <div class="p-2 w-full border-slate-400 border-2 rounded-lg">
           <a class="underline" :href="mockMessageLink">{{ mockMessageLink }}</a>
         </div>
       </div>
-      
+      <a class="tool-button" href="/man/rest-mock">Help</a>
       <SaveComponent v-bind:message-data="messageData"></SaveComponent>
     </div>
     <div class="flex flex-col md:flex-row w-full gap-4">