feat: Compress avatar images before upload (#1751)

* compress avatar images before upload

* move compressImage to dedicated file

* Update ImageUpload.js

app/utils/compressImage.js

@@ -0,0 +1,17 @@
+// @flow
+import Compressor from "compressorjs";
+
+type Options = Omit<Compressor.Options, "success" | "error">;
+
+export const compressImage = async (
+  file: File | Blob,
+  options?: Options
+): Promise<Blob> => {
+  return new Promise((resolve, reject) => {
+    new Compressor(file, {
+      ...options,
+      success: resolve,
+      error: reject,
+    });
+  });
+};