docs: add NodeMaven sponsorship details to SPONSORS.md

Added promotional content for NodeMaven sponsorship including benefits and special codes for users.

Author: thalissonvs

SPONSORS.md

@@ -34,4 +34,26 @@ Pydoll excels at behavioral evasion, but it doesn't solve captchas. That's where
 
 ---
 
+<a href="https://go.nodemaven.com/pydoll">
+<img width="100%" height="280" alt="nodemaven" src="https://github.com/user-attachments/assets/c29378e2-48aa-4eec-a896-3a493f30bf48" />
+</a>
+
+[NodeMaven](https://go.nodemaven.com/pydoll): The most reliable proxy provider with the Highest Quality IP on the market.
+Best solution for automation, web scraping, SEO research, and social media management.  
+
+Why [NodeMaven](https://go.nodemaven.com/pydoll)?
+
+- 99.9% uptime
+- Sticky sessions up to 7 days
+- IP filtering: all proxies have fraud score <97%
+- No KYC required
+- Cashback on traffic - burn GB and earn up to 10% back
+
+
+Special codes for PYDOLL users:
+  - PYDOLL35 - 35% off to Mobile and Residential Proxies
+  - PYDOLL40 - 40% off to ISP (Static) Proxies
+
+---
+
 Interested in sponsoring Pydoll? [Become a sponsor](https://github.com/sponsors/thalissonvs).