Remount table when columns change to avoid rare crashes

packages/bbui/src/Table/Table.svelte

@@ -270,13 +270,14 @@
   }
 </script>
 
-<div
+{#key fields?.length}
+  <div
     class="wrapper"
     class:wrapper--quiet={quiet}
     class:wrapper--compact={compact}
     bind:offsetHeight={height}
     style={`--row-height: ${rowHeight}px; --header-height: ${headerHeight}px;`}
->
+  >
     {#if !loaded}
       <div class="loading" style={heightStyle}>
         <ProgressCircle />
@@ -306,8 +307,8 @@
                 class:noBorderHeader={!showHeaderBorder}
                 class:spectrum-Table-headCell--alignCenter={schema[field]
                   .align === "Center"}
-              class:spectrum-Table-headCell--alignRight={schema[field].align ===
-                "Right"}
+                class:spectrum-Table-headCell--alignRight={schema[field]
+                  .align === "Right"}
                 class:is-sortable={schema[field].sortable !== false}
                 class:is-sorted-desc={sortColumn === field &&
                   sortOrder === "Descending"}
@@ -418,7 +419,8 @@
         {/if}
       </div>
     {/if}
-</div>
+  </div>
+{/key}
 
 <style>
   /* Wrapper */