fix: use /api/graphql endpoint to bypass CSRF, publish v0.1.2

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: BarisSozen

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@hashlock-tech/sdk",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "description": "TypeScript SDK for HashLock OTC — HTLC atomic settlement, RFQ trading, and Bitcoin cross-chain swaps",
   "license": "MIT",
   "type": "module",

src/hashlock.ts

@@ -25,7 +25,7 @@ import type {
 } from './types.js';
 
 /** Mainnet endpoint */
-export const MAINNET_ENDPOINT = 'http://142.93.106.129/graphql';
+export const MAINNET_ENDPOINT = 'http://142.93.106.129/api/graphql';
 
 /**
  * HashLock SDK — TypeScript client for HashLock OTC trading platform.