feat: 도매상 API 통합 및 스키마 업데이트

- wholesale 패키지 연동 (SooinSession, GeoYoungSession)
- Flask Blueprint 분리 (sooin_api.py, geoyoung_api.py)
- order_context 스키마 확장 (wholesaler_id, internal_code 등)
- 수인약품 개별 취소 기능 (cancel_item, restore_item)
- 문서 추가: WHOLESALE_API_INTEGRATION.md
- 테스트 스크립트들

backend/extract_processcart.py

@@ -0,0 +1,71 @@
+# -*- coding: utf-8 -*-
+"""ProcessCart 함수 추출"""
+
+import requests
+import asyncio
+from playwright.async_api import async_playwright
+
+async def extract():
+    async with async_playwright() as p:
+        browser = await p.chromium.launch(headless=True)
+        page = await browser.new_page()
+        
+        await page.goto('https://gwn.geoweb.kr/Member/Login')
+        await page.fill('input[type="text"]', '7390')
+        await page.fill('input[type="password"]', 'trajet6640')
+        await page.click('button, input[type="submit"]')
+        await page.wait_for_load_state('networkidle')
+        
+        cookies = await page.context.cookies()
+        await browser.close()
+    
+    session = requests.Session()
+    for c in cookies:
+        session.cookies.set(c['name'], c['value'])
+    
+    resp = session.get('https://gwn.geoweb.kr/bundles/order?v=PGhSOAjQ9z6ruAJgJUFuhW9tGQSiJeX6ek-ky3E-tOk1')
+    content = resp.text
+    
+    # ProcessCart 함수 찾기
+    start = content.find('function ProcessCart')
+    if start > 0:
+        depth = 0
+        end = start
+        in_func = False
+        
+        for i in range(start, min(start + 5000, len(content))):
+            if content[i] == '{':
+                depth += 1
+                in_func = True
+            elif content[i] == '}':
+                depth -= 1
+                if in_func and depth == 0:
+                    end = i + 1
+                    break
+        
+        func_content = content[start:end]
+        print("="*60)
+        print("ProcessCart 함수:")
+        print("="*60)
+        print(func_content)
+    else:
+        # 다른 패턴으로 찾기
+        print("ProcessCart를 변수로 찾기...")
+        start = content.find('ProcessCart=function')
+        if start > 0:
+            print(content[start:start+2000])
+        else:
+            # ajax 호출 찾기
+            import re
+            ajax_calls = re.findall(r'\$\.ajax\s*\(\s*\{[^}]{100,1000}(Cart|Order)[^}]{0,500}\}', content, re.IGNORECASE | re.DOTALL)
+            print(f"\nAJAX 호출 {len(ajax_calls)}개 발견")
+            
+            # url 패턴 찾기
+            urls = re.findall(r'url\s*:\s*["\']([^"\']+)["\']', content)
+            print("\n모든 URL:")
+            for url in set(urls):
+                if 'Cart' in url or 'Order' in url or 'Add' in url or 'Insert' in url:
+                    print(f"  {url}")
+
+if __name__ == "__main__":
+    asyncio.run(extract())