Add Garden bridge to the bridges page (#58)

* Add Garden to the bridges page

* Update bridges-mainnet.mdx

Updated garden bridge description to match other bridges

Author: susruth

docs/base-chain/network-information/bridges-mainnet.mdx

@@ -9,6 +9,15 @@ that support moving assets between Base and other chains.
 
 For questions, see our [FAQ](#faq).
 
+## Garden
+
+Garden is a fast non-custodial Bitcoin bridge that enables you to bridge BTC and other supported assets from Ethereum, Solana, and more, directly to Base.
+
+#### Supported Networks
+
+- [Base Mainnet](https://app.garden.finance/?output-chain=base&output-asset=cbBTC)
+- [Base Sepolia (Testnet)](https://testnet.garden.finance/?output-chain=base_sepolia&output-asset=USDT)
+
 ## Superbridge
 
 Superbridge enables you to bridge ETH and other supported assets from Ethereum mainnet (L1) directly to Base.
@@ -66,7 +75,7 @@ Navigate to one of the Superchain Bridges to look up your transaction.
 Base is committed to decentralization and the Superchain vision. Leveraging the community to bootstrap the Superchain bridges is a step in that direction; increasing censorship resistance and decentralization.
 </Accordion>
 
-<Accordion title="Who operates the Superchain Bridges like Superbridge.app and Brid.gg?">
+<Accordion title="Who operates the Superchain Bridges like Garden.finance, Superbridge.app and Brid.gg?">
 Superchain Bridges are operated by third parties, not by Coinbase Technologies, Inc. ("Coinbase"). Coinbase does not control, operate, or assume any responsibility for the performance of these external platforms. Before using any Superchain Bridge, you may be required to agree to their terms and conditions. We strongly recommend you review these terms carefully, as well as any privacy policies, to understand your rights and obligations. The integration or inclusion of the Superchain Bridges does not imply an endorsement or recommendation of any bridge by Coinbase.
 </Accordion>