Improve error list

src/lib/components/ComfyGraphErrorList.svelte

@@ -68,9 +68,11 @@
     <div class="error-list-header">
         <button class="error-list-close" on:click={closeList}>✕</button>
     </div>
-    {#each Object.entries(errors.errorsByID) as [nodeID, nodeErrors]}
+    <div class="error-list-scroll-container">
+        {#each Object.entries(errors.errorsByID) as [nodeID, nodeErrors], i}
             {@const first = nodeErrors[0]}
             {@const parent = getParentNode(first)}
+            {@const last = i === Object.keys(errors.errorsByID).length - 1}
             <div class="error-group">
                 <div class="error-node-details">
                     <span class="error-node-type">{first.comfyNodeType}</span>
@@ -78,7 +80,7 @@
                         <span class="error-node-parent">({parent.title})</span>
                     {/if}
                 </div>
-            <div class="error-entries">
+                <div class="error-entries" class:last>
                     {#each nodeErrors as error}
                         {@const isExecutionError = error.errorType === "execution"}
                         <div class="error-entry">
@@ -150,6 +152,7 @@
                 </div>
             </div>
         {/each}
+    </div>
 </div>
 
 <style lang="scss">
@@ -158,7 +161,6 @@
      width: 30%;
      height: 70%;
      margin: 1.0rem;
-     overflow-y: auto;
      position: absolute;
      right: 0;
      bottom: 0;
@@ -186,6 +188,11 @@
      }
  }
 
+ .error-list-scroll-container {
+     height: calc(100% - 24px);
+     overflow-y: auto;
+ }
+
  .error-node-details {
      font-size: 14pt;
      color: #ddd;
@@ -200,7 +207,7 @@
      font-weight: initial;
  }
 
- .error-entries:last-child {
+ .error-entries:not(.last):last-child {
      border-bottom: 1px solid #ccc;
  }