Add Haus Chain Testnet (2443)

[CheyneWeb3]

Add Haus Chain Testnet — Chain ID 2443

Adds Haus Chain Testnet to DefiLlama Chainlist's
additionalChainRegistry.

Network

• Name: Haus Chain Testnet
• Chain ID: 2443
• Network ID: 2443
• Chain ID hex: 0x98b
• Native currency: HAUS
• Decimals: 18
• Icon slug: haus
• EIP-155: Yes
• EIP-1559: Yes

Public endpoints

• HTTP RPC: https://rpc-testnet.hausserver.xyz
• WebSocket RPC: wss://rpc-testnet.hausserver.xyz
• Explorer: https://explorer-testnet.hausserver.xyz
• Faucet: https://faucet-testnet.hausserver.xyz
• Website: https://www.hausserver.xyz

The Chainlist RPC array intentionally uses the public HTTP RPC. The canonical
ethereum-lists record also documents the WebSocket endpoint.

Haus icon

Matching DefiLlama icon PR:

DefiLlama/icons#2453

Asset:

assets/chains/rsz_haus.png

Chainlist references it with:

icon: "haus"

Canonical registrations

ethereum-lists/chains — merged:

ethereum-lists/chains#8582

Canonical data:

https://raw.githubusercontent.com/ethereum-lists/chains/master/_data/chains/eip155-2443.json

Blockscout ChainScout — merged:

blockscout/chainscout#271

Validation completed before submission

• Live eth_chainId = 0x98b
• Live net_version = 2443
• Latest block contains baseFeePerGas
• Canonical ethereum-lists data verified
• HTTP RPC reachable
• Explorer reachable
• Faucet reachable
• Website reachable
• Haus icon validated as 400×400 transparent PNG
• New Chainlist JS module imports successfully
• npm test passes
• git diff --check passes
• Full Chainlist build passes

This PR adds exactly one Chainlist registry file:
constants/additionalChainRegistry/chainid-2443.js