node and upload reducer

src/redux/uploads/handlers.ts

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+export const UPLOAD_HANDLERS = {
+
+}

src/redux/uploads/reducer.ts

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+import { createReducer } from "~/utils/reducer";
+import { IFile } from "~/constants/cells";
+import { UUID } from "../types";
+import { UPLOAD_HANDLERS } from "./handlers";
+
+export interface IUploadStatus {
+  progress: number; is_loading: boolean; error: string;
+}
+
+export interface IUploadState {
+  files: Record<UUID, IFile>;
+  statuses: Record<UUID, IUploadStatus>;
+}
+
+const INITIAL_STATE = {
+  files: {},
+  statuses: {},
+};
+
+export default createReducer(INITIAL_STATE, UPLOAD_HANDLERS);

src/redux/uploads/sagas.ts

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+export default function* () {
+
+}