docs: show both raw streaming and buffered curl in routing example

Add the buffered client.browsers.curl call alongside the raw streaming
client.browsers.request call, with comments noting when to use each.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: 2 people

examples/browser_routing.py

@@ -9,9 +9,15 @@ def main() -> None:
     client = Kernel()
 
     browser = client.browsers.create()
+
+    # Raw browser curl: streams the response. Use for large responses or when you want to stream.
     response: httpx.Response = client.browsers.request(browser.session_id, "GET", "https://example.com")
     print("status", response.status_code)
 
+    # Buffered browser curl: returns the full response in a JSON envelope. Use for small responses.
+    buffered = client.browsers.curl(browser.session_id, url="https://example.com", method="GET")
+    print("buffered-status", buffered.status)
+
     client.browsers.delete_by_id(browser.session_id)