Fix infinite render loop, fix repertoire entry removal

packages/common/src/Cache.ts

@@ -79,7 +79,7 @@ interface CacheInterface<K, A, E> {
 	/**
 	 * Retrieve the state currently stored in the cache for a given `key`.
 	 */
-	readonly getCurrent: (key: K) => Option.Option<State<A, E>>;
+	readonly getCurrent: (key: K) => State<A, E> | undefined;
 	/**
 	 * Set or update the value currently stored in the cache for a given `key`
 	 * and return the updated value. Running this effect while the state is
@@ -163,7 +163,7 @@ export const make = <K, A, E>(fetchFn: FetchFn<K, A, E>): Cache<K, A, E> => {
 		});
 	});
 
-	const getCurrent = (key: K) => Option.fromNullable(stateMap.get(key));
+	const getCurrent = (key: K) => stateMap.get(key);
 
 	const update = (key: K, action: Update<A>) => Effect.suspend(() => {
 		const state = stateMap.get(key);