doc: add v0.5.3 changelog

Author: joey0612

CHANGELOG.md

@@ -1,5 +1,30 @@
 # Changelog
 
+## v0.5.3
+
+This release introduces the implementation of [BEP-543](https://github.com/bnb-chain/BEPs/blob/master/BEPs/BEP-543.md), effectively reducing the block time from 1 second to an impressive 500 milliseconds.
+This enhancement significantly improves transaction efficiency and overall network performance, allowing for faster processing and a more seamless experience for users.
+
+It is set to be activated on both the opBNB Mainnet and Testnet environments according to the following schedule:
+
+- Testnet: Apr-02-2025 11:00 AM +UTC
+- Mainnet: Apr-15-2025 11:00 AM +UTC
+
+All mainnet and testnet nodes must upgrade to this release before the hardfork time.
+Also note that the `op-geth` should be upgraded to v0.5.7 accordingly, check [this](https://github.com/bnb-chain/op-geth/releases/tag/v0.5.7) for more details.
+
+### What's Changed
+
+* feat: BEP-543 to shorten block interval by @2020xibao, @joeylichang, @VM @flywukong in https://github.com/bnb-chain/opbnb/pull/265
+
+### Docker Images
+
+- ghcr.io/bnb-chain/op-node:v0.5.3
+- ghcr.io/bnb-chain/op-batcher:v0.5.3
+- ghcr.io/bnb-chain/op-proposer:v0.5.3
+
+**Full Changelog**: https://github.com/bnb-chain/opbnb/compare/v0.5.2...v0.5.3
+
 ## v0.5.2
 
 This is a minor release and must upgrade to this release before the Pascal & Prague hardforks time of BSC, supports EIP-7702.

op-node/chaincfg/chains.go

@@ -143,6 +143,7 @@ var OPBNBMainnet = rollup.Config{
 	DeltaTime:              u64Ptr(1718871000),  // Jun-20-2024 08:10 AM +UTC
 	EcotoneTime:            u64Ptr(1718871600),  // Jun-20-2024 08:20 AM +UTC
 	FjordTime:              u64Ptr(1727157600),  // Sep-24-2024 06:00 AM +UTC
+	VoltaTime:              u64Ptr(1744686000),  // Apr-15-2025 11:00 AM +UTC
 }
 
 var OPBNBTestnet = rollup.Config{
@@ -179,6 +180,7 @@ var OPBNBTestnet = rollup.Config{
 	DeltaTime:              u64Ptr(1715754000),   // May-15-2024 06:20 AM +UTC
 	EcotoneTime:            u64Ptr(1715754600),   // May-15-2024 06:30 AM +UTC
 	FjordTime:              u64Ptr(1725948000),   // Sep-10-2024 06:00 AM +UTC
+	VoltaTime:              u64Ptr(1743562800),   // Apr-02-2025 11:00 AM +UTC
 }
 
 var OPBNBQANet = rollup.Config{
@@ -215,6 +217,7 @@ var OPBNBQANet = rollup.Config{
 	DeltaTime:              u64Ptr(0),
 	EcotoneTime:            u64Ptr(0),
 	FjordTime:              u64Ptr(1724392800), // AUG-23-2024 06:00 AM +UTC
+	VoltaTime:              u64Ptr(1743562800), // Apr-02-2025 11:00 AM +UTC
 }
 
 func u64Ptr(v uint64) *uint64 {