add pdf generation

app/javascript/flow_form/area.vue

@@ -1,14 +1,16 @@
 <template>
   <div
-    class="flex cursor-pointer bg-red-100 absolute"
+    class="flex cursor-pointer bg-red-100 bg-opacity-60 absolute"
     :style="computedStyle"
   >
     <img
       v-if="field.type === 'image' && image"
+      class="object-contain"
       :src="image.url"
     >
     <img
       v-else-if="field.type === 'signature' && signature"
+      class="object-contain"
       :src="signature.url"
     >
     <div v-else-if="field.type === 'attachment'">

app/javascript/flow_form/signature_step.vue

@@ -83,7 +83,7 @@ export default {
               body: JSON.stringify({
                 submission_slug: this.submissionSlug,
                 blob_signed_id: data.signed_id,
-                name: 'signatures'
+                name: 'attachments'
               }),
               headers: { 'Content-Type': 'application/json' }
             }).then((resp) => resp.json()).then((attachment) => {