What's Changed

• fix / update development version to dev-2.9.0 by @nikspz in #497
• Fix/update tokens by @fengtality in #500
• Fix/jupiter exactout by @fengtality in #501
• feat: implement RPC provider abstraction system for Solana with Helius optimizations by @fengtality in #506
• feat: add Infura RPC provider abstraction for Ethereum networks by @fengtality in #508
• sync / gateway development -> staging v2.9.0 by @nikspz in #512
• fix: comprehensive Uniswap router and approval improvements by @fengtality in #514
• sync / Gateway development -> staging by @nikspz in #516
• sync / Gateway staging -> master for Hummingbot version 2.9.0 by @nikspz in #517

Full Changelog: v2.8.0...v2.9.0