build: switch from yarn to npm to manage js dependencies and move js contents to root

yarn v1 is being deprecated and starts to have some issues

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

src/utils/image.ts

@@ -0,0 +1,46 @@
+import { IMedia } from "@/types/media.model";
+
+export async function buildFileFromIMedia(
+  obj: IMedia | null | undefined
+): Promise<File | null> {
+  if (!obj) return Promise.resolve(null);
+
+  const response = await fetch(obj.url);
+  const blob = await response.blob();
+
+  return new File([blob], obj.name);
+}
+
+export function buildFileVariable(
+  file: File | null,
+  name: string,
+  alt?: string
+): Record<string, unknown> {
+  if (!file) return {};
+
+  return {
+    [name]: {
+      media: {
+        name: file.name,
+        alt: alt || file.name,
+        file,
+      },
+    },
+  };
+}
+
+export function readFileAsync(
+  file: File
+): Promise<string | ArrayBuffer | null> {
+  return new Promise((resolve, reject) => {
+    const reader = new FileReader();
+
+    reader.onload = () => {
+      resolve(reader.result);
+    };
+
+    reader.onerror = reject;
+
+    reader.readAsBinaryString(file);
+  });
+}