Remove missing href warnings

src/lib/Home.svelte

@@ -62,10 +62,10 @@
 {#if apiKey}
   <article class="message is-info">
     <div class="message-body">
-      <!-- svelte-ignore a11y-missing-attribute a11y-click-events-have-key-events -->
       Select an existing chat on the sidebar, or
       <a
-        on:click={() => {
+        href={"#"}
+        on:click|preventDefault={() => {
           activeChatId = addChat();
         }}>create a new chat</a
       >

src/lib/Sidebar.svelte

@@ -7,7 +7,6 @@
   export let apiKey: string;
 </script>
 
-<!-- svelte-ignore a11y-missing-attribute a11y-click-events-have-key-events -->
 <aside class="menu">
   <p class="menu-label">Chats</p>
   <ul class="menu-list">
@@ -19,12 +18,14 @@
           {#each sortedChats as chat}
             <li>
               <a
+                href={"#"}
                 class="panel-block {!apiKey
                   ? 'is-disabled'
                   : ''} {activeChatId === chat.id
                   ? 'has-background-light'
                   : ''}"
-                on:click={() => (activeChatId = chat.id)}>Chat {chat.id}</a
+                on:click|preventDefault={() => (activeChatId = chat.id)}
+                >Chat {chat.id}</a
               >
             </li>
           {/each}
@@ -36,26 +37,29 @@
   <ul class="menu-list">
     <li>
       <a
+        href={"#"}
         class="panel-block {!apiKey ? 'is-disabled' : ''} {activeChatId
           ? ''
           : 'has-background-light'}"
-        on:click={() => {
+        on:click|preventDefault={() => {
           activeChatId = null;
         }}><span class="greyscale mr-2">🔑</span> API key</a
       >
     </li>
     <li>
       <a
+        href={"#"}
         class="panel-block {!apiKey ? 'is-disabled' : ''}"
-        on:click={() => {
+        on:click|preventDefault={() => {
           activeChatId = addChat();
         }}><span class="greyscale mr-2">➕</span> New chat</a
       >
     </li>
     <li>
       <a
+        href={"#"}
         class="panel-block {!apiKey ? 'is-disabled' : ''}"
-        on:click={() => {
+        on:click|preventDefault={() => {
           clearChats();
           activeChatId = null;
         }}><span class="greyscale mr-2">🗑️</span> Clear chats</a