Bump version to 1.0.1 and add TypeScript definition file

Author: jkyberneees

package.json

@@ -1,6 +1,6 @@
 {
   "name": "fast-hashring",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "A library for consistent hashing using virtual nodes for improved key distribution.",
   "main": "consistent-hash.js",
   "type": "module",
@@ -18,6 +18,7 @@
   "license": "MIT",
   "files": [
     "consistent-hash.js",
+    "consistent-hash.d.ts",
     "README.md",
     "LICENSE"
   ]