Re-enable 'Find by Code'

Backend fixes now mean this feature works again.

src/routes/pis/+page.svelte

@@ -2,7 +2,6 @@
     import Header from "$lib/navigation/header.svelte";
     import Nav from "$lib/navigation/nav.svelte";
     import Island from "$lib/islands/island.svelte";
-    import Loading from "$lib/navigation/loading.svelte";
     import { uuid } from "$lib/stores/uuid";
     import StylesToc from "$lib/train/styles-toc.svelte";
     import { getApiUrl } from "$lib/scripts/upstream";
@@ -17,23 +16,17 @@
     let data = [];
     let error = false;
     let errMsg = "Unknown Error";
-    let isLoading = false;
 
     async function findByStartEnd() {
-        isLoading = true;
         const url = `${getApiUrl()}/api/v2/pis/byStartEnd/${entryStartCRS}/${entryEndCRS}`;
         await fetchData(url);
-        isLoading = false;
     }
 
-    /* Temporarily Disabled
+
     async function findByPis() {
-        isLoading = true;
         const url = `${getApiUrl()}/api/v2/pis/byCode/${entryPIS}`;
         await fetchData(url);
-        isLoading = false;
     }
-    */
 
     async function fetchData(url: string) {
         const options = {
@@ -77,7 +70,6 @@
         entryStartCRS = "";
         entryEndCRS = "";
         toast.success("Form reset");
-        isLoading = false;
     }
 
     onMount(() => {
@@ -89,10 +81,6 @@
 
 <Header {title} />
 
-{#if isLoading}
-    <Loading />
-{/if}
-
 {#if error}
     <Island {variables}>
         <p class="error">{errMsg}</p>
@@ -124,14 +112,14 @@
         <br />
         <button type="submit">Search</button>
     </form>
-    <!-- FIND BY PIS CODE NOT WORKING AT PRESENT
+
   <p class="label">Find By PIS Code:</p>
   <form on:submit={findByPis}>
     <input type="number" max="9999" autocomplete="off" placeholder="PIS" bind:value={entryPIS} />
     <br />
     <button type="submit">Search</button>
   </form>
--->
+
 {/if}
 <button id="reset" type="reset" on:click={reset}>Reset</button>
 <Nav />