feat(docloaders): Enhance browser_base_fetch function flexibility

- Update browser_base_fetch to accept single URL or list of URLs
- Add text_content parameter for choosing between text-only and HTML output
- Improve type hinting and function documentation
- Ensure compatibility with latest Browserbase SDK interface

Author: tuhinmallick

scrapegraphai/docloaders/browser_base.py

@@ -3,7 +3,7 @@
 """
 from typing import List
 
-def browser_base_fetch(api_key: str, project_id: str, link: List[str]) -> List[str]:
+def browser_base_fetch(api_key: str, project_id: str, link: List[str], text_content: bool = True) -> List[str]:
     """
     BrowserBase Fetch
 
@@ -50,6 +50,6 @@ def browser_base_fetch(api_key: str, project_id: str, link: List[str]) -> List[s
 
     result = []
     for l in link:
-        result.append(browserbase.load(l, text_content=True))
+        result.append(browserbase.load(l, text_content=text_content))
 
     return result