feat: add mock implementation for p-limit and update Jest config

Author: daniel-lxs

src/__mocks__/p-limit.js

@@ -0,0 +1,18 @@
+// Mock implementation of p-limit for Jest tests
+// p-limit is a utility for limiting the number of concurrent promises
+
+const pLimit = (concurrency) => {
+	// Return a function that just executes the passed function immediately
+	// In tests, we don't need actual concurrency limiting
+	return (fn) => {
+		if (typeof fn === "function") {
+			return fn()
+		}
+		return fn
+	}
+}
+
+// Set default export
+pLimit.default = pLimit
+
+module.exports = pLimit

src/jest.config.mjs

@@ -32,6 +32,7 @@ export default {
 		"@modelcontextprotocol/sdk/(.*)": "<rootDir>/__mocks__/@modelcontextprotocol/sdk/$1",
 		"^delay$": "<rootDir>/__mocks__/delay.js",
 		"^p-wait-for$": "<rootDir>/__mocks__/p-wait-for.js",
+		"^p-limit$": "<rootDir>/__mocks__/p-limit.js",
 		"^serialize-error$": "<rootDir>/__mocks__/serialize-error.js",
 		"^strip-ansi$": "<rootDir>/__mocks__/strip-ansi.js",
 		"^default-shell$": "<rootDir>/__mocks__/default-shell.js",