update readmes

Author: jackchuma

README.md

@@ -4,10 +4,6 @@
 
 A bridge between Base and blockchains outside the Ethereum ecosystem. Currently has support for Solana.
 
-> [!WARNING]
->
-> The bridge is only live on testnet between Solana Devnet <> Base Sepolia. The code is a WIP and has not yet been audited. Do not use in production!!
-
 <!-- Badge row 1 - status -->
 
 [![GitHub contributors](https://img.shields.io/github/contributors/base/bridge)](https://github.com/base/bridge/graphs/contributors)

base/README.md

@@ -4,6 +4,7 @@ A cross-chain bridge implementation that enables seamless message passing and to
 
 ## Contract Addresses
 
+- **Base Mainnet Bridge**: `0x3eff766C76a1be2Ce1aCF2B69c78bCae257D5188`
 - **Base Sepolia Bridge**: `0x01824a90d32A69022DdAEcC6C5C14Ed08dB4EB9B`
 
 ## Overview

solana/README.md

@@ -4,6 +4,9 @@ A cross-chain bridge program that enables seamless message passing between Solan
 
 ## Program IDs
 
+- **Mainnet Bridge**: `HNCne2FkVaNghhjKXapxJzPaBvAKDG1Ge3gqhZyfVWLM`
+- **Mainnet Base Relayer**: `g1et5VenhfJHJwsdJsDbxWZuotD5H4iELNG61kS4fb9`
+
 - **Devnet Bridge**: `7c6mteAcTXaQ1MFBCrnuzoZVTTAEfZwa6wgy4bqX3KXC`
 - **Devnet Base Relayer**: `56MBBEYAtQAdjT4e1NzHD8XaoyRSTvfgbSVVcEcHj51H`