chore: point default API base URL to v2-api.scrapegraphai.com

Why: the canonical v2 host for the ScrapeGraph API has moved to
v2-api.scrapegraphai.com. Align the SDK default, docs, and test
fallback so users hitting the default transparently land on the
new host.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: VinciGit00

README.md

@@ -220,7 +220,7 @@ const health = await sgai.healthy();
 | Variable | Description | Default |
 |----------|-------------|---------|
 | `SGAI_API_KEY` | Your ScrapeGraphAI API key | — |
-| `SGAI_API_URL` | Override API base URL | `https://api.scrapegraphai.com/api/v2` |
+| `SGAI_API_URL` | Override API base URL | `https://v2-api.scrapegraphai.com/api/v2` |
 | `SGAI_DEBUG` | Enable debug logging (`"1"`) | off |
 | `SGAI_TIMEOUT` | Request timeout in seconds | `120` |
 

src/scrapegraphai.ts

@@ -21,7 +21,7 @@ import type {
 	ApiSearchResponse,
 } from "./types.js";
 
-const BASE_URL = process.env.SGAI_API_URL || "https://api.scrapegraphai.com/api/v2";
+const BASE_URL = process.env.SGAI_API_URL || "https://v2-api.scrapegraphai.com/api/v2";
 
 function debug(label: string, data?: unknown) {
 	if (!env.debug) return;

tests/scrapegraphai.test.ts

@@ -2,7 +2,7 @@ import { afterEach, describe, expect, spyOn, test } from "bun:test";
 import * as sdk from "../src/scrapegraphai.js";
 
 const API_KEY = "test-sgai-key";
-const BASE = process.env.SGAI_API_URL || "https://api.scrapegraphai.com/api/v2";
+const BASE = process.env.SGAI_API_URL || "https://v2-api.scrapegraphai.com/api/v2";
 
 function json(body: unknown, status = 200): Response {
 	return new Response(JSON.stringify(body), {