Refine NameAI Readme (#603)

* Refine NameAI Readme

* Changeset

Author: lightwalker-eth

.changeset/lucky-hornets-smash.md

@@ -0,0 +1,5 @@
+---
+"@namehash/nameai": patch
+---
+
+Refine readme

packages/nameai-sdk/README.md

@@ -8,9 +8,9 @@
 
 ⚠️ **This SDK is BETA. Things will change based on the community feedback.**
 
-## Implementation
+## API Implementation
 
-This SDK provides a TypeScript interface to the NameAI API. Developers interested in the API internals can find the implementation in the [NameAI backend service](https://github.com/namehash/namekit/tree/main/apps/api.nameai.dev).
+This SDK provides a TypeScript interface to the NameAI API. Developers interested in the NameAI API internals can find the implementation in the [NameAI backend service](https://github.com/namehash/namekit/tree/main/apps/api.nameai.dev).
 
 ## Features
 

packages/nameai-sdk/package.json

@@ -15,7 +15,7 @@
     "NameHash",
     "NameGuard",
     "NameAI",
-    "NFT"
+    "NameGraph"
   ],
   "type": "module",
   "exports": {