Update changelog

.changeset/tame-mayflies-grab.md

@@ -2,4 +2,27 @@
 "omni-bridge-sdk": minor
 ---
 
-Support for fetching or generating proofs across various chains
+Add cross-chain proof infrastructure and enhance NEAR client operations
+
+### Features
+
+- **EVM Proof Generation**: Implemented Merkle proof generation for EVM transactions using EthereumJS utilities
+  - Supports legacy/dynamic transaction types (pre-Shapella, post-Dencun)
+  - Includes receipt, log entry, and header proofs in RLP-encoded format
+- **Wormhole Integration**: Added VAA (Verified Action Approval) retrieval for cross-chain message verification
+- **NEAR Enhancements**:
+  - Automatic mainnet/testnet detection for locker contracts
+  - Transaction polling with 60s timeout for `logMetadata`
+  - Structured event parsing from NEAR transaction logs
+
+### Improvements
+
+- Added network-aware RPC configuration for EVM chains (Eth/Mainnet, Base, Arb)
+- Extended NEAR client return types to include MPC signatures and parsed events
+- Added comprehensive test suite for EVM proof generation with snapshot verification
+
+### Dependencies
+
+- Added @ethereumjs/mpt@7.0.0-alpha.1
+- Added @ethereumjs/util@9.1.0
+- Added @wormhole-foundation/sdk@1.5.0