Fix StartOS 0.4 TypeScript packaging to match SDK API

node_modules/@start9labs/start-sdk/base/lib/util/once.d.ts

@@ -0,0 +1,14 @@
+/**
+ * Wraps a function so it is only executed once. Subsequent calls return the cached result.
+ *
+ * @param fn - The function to execute at most once
+ * @returns A wrapper that lazily evaluates `fn` on first call and caches the result
+ *
+ * @example
+ * ```ts
+ * const getConfig = once(() => loadExpensiveConfig())
+ * getConfig() // loads config
+ * getConfig() // returns cached result
+ * ```
+ */
+export declare function once<B>(fn: () => B): () => B;