can add existing courses

src/components/form/TextInput.tsx

@@ -6,12 +6,14 @@ export default function TextInput({
   label,
   className,
   isTextArea = false,
+  inputRef = undefined,
 }: {
   value: string;
   setValue: (newValue: string) => void;
   label: string;
   className?: string;
   isTextArea?: boolean;
+  inputRef?: React.RefObject<HTMLInputElement | null>;
 }) {
   return (
     <label className={"flex flex-col  " + className}>
@@ -22,6 +24,7 @@ export default function TextInput({
           className="bg-slate-800 border border-slate-500 rounded-md w-full px-1"
           value={value}
           onChange={(e) => setValue(e.target.value)}
+          ref={inputRef}
         />
       )}
       {isTextArea && (