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/apollo/absinthe-upload-socket-link.ts

@@ -0,0 +1,20 @@
+import fetch from "unfetch";
+import { createLink } from "apollo-absinthe-upload-link";
+import { GRAPHQL_API_ENDPOINT, GRAPHQL_API_FULL_PATH } from "@/api/_entrypoint";
+
+// Endpoints
+const httpServer = GRAPHQL_API_ENDPOINT || "http://localhost:4000";
+const httpEndpoint = GRAPHQL_API_FULL_PATH || `${httpServer}/api`;
+
+const customFetch = async (uri: string, options: any) => {
+  const response = await fetch(uri, options);
+  if (response.status >= 400) {
+    return Promise.reject(response.status);
+  }
+  return response;
+};
+
+export const uploadLink = createLink({
+  uri: httpEndpoint,
+  fetch: customFetch,
+});