added download util

packages/app/src/utils/download/index.js

@@ -0,0 +1,32 @@
+export default (uri, filename) => {
+    fetch(uri, {
+        method: "GET",
+        headers: {
+            "Content-Type": "application/pdf",
+        },
+    })
+        .then((response) => response.blob())
+        .then((blob) => {
+            if (!filename) {
+                filename = uri.split("/").pop()
+            }
+
+            // Create blob link to download
+            const url = window.URL.createObjectURL(new Blob([blob]))
+
+            const link = document.createElement("a")
+
+            link.href = url
+
+            link.setAttribute("download", filename)
+
+            // Append to html link element page
+            document.body.appendChild(link)
+
+            // Start download
+            link.click()
+
+            // Clean up and remove the link
+            link.parentNode.removeChild(link)
+        })
+}