src/lib/conversion.ts

 export function urlBase64ToUint8Array(base64String: string) {
     const padding = "=".repeat((4 - (base64String.length % 4)) % 4);
     const base64 = (base64String + padding)
-        .replace(/\-/g, "+")
+        .replace(/-/g, "+")
         .replace(/_/g, "/");
     const rawData = window.atob(base64);
 

src/lib/debounce.ts

-export function debounce(cb: Function, duration: number) {
+export function debounce(cb: (...args: unknown[]) => void, duration: number) {
     // Store the timer variable.
     let timer: NodeJS.Timeout;
     // This function is given to React.
-    return (...args: any[]) => {
+    return (...args: unknown[]) => {
         // Get rid of the old timer.
         clearTimeout(timer);
         // Set a new timer.