fix problem with "Affirm Delivery" on offer claim page, plus other look-and-feel tweaks

src/views/TestView.vue

@@ -157,7 +157,7 @@
     <div class="mt-8">
       <h2 class="text-xl font-bold mb-4">Image Sharing</h2>
       Populates the "shared-photo" view as if they used "share_target".
-      <input type="file" data-testid="fileInput" @change="uploadFile" />
+      <input type="file" data-testId="fileInput" @change="uploadFile" />
       <router-link
         v-if="showFileNextStep()"
         :to="{
@@ -165,7 +165,7 @@
           query: { fileName },
         }"
         class="block w-full text-center text-md bg-gradient-to-b from-slate-400 to-slate-700 shadow-[inset_0_-1px_0_0_rgba(0,0,0,0.5)] text-white px-1.5 py-2 rounded-md mb-2 mt-2"
-        data-testid="fileUploadButton"
+        data-testId="fileUploadButton"
       >
         Go to Shared Page
       </router-link>