Support new UDC (#3632)

<!-- Reference any GitHub issues resolved by this PR -->

Closes #3538

## Introduced changes

<!-- A brief description of the changes -->

-

## Checklist

<!-- Make sure all of these are complete -->

- [x] Linked relevant issue
- [x] Updated relevant documentation
- [x] Added relevant tests
- [x] Performed self-review of the code
- [x] Added changes to `CHANGELOG.md`

---------

Co-authored-by: Dariusz Doktorski <[email protected]>

Author: franciszekjob

CHANGELOG.md

@@ -25,6 +25,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 #### Changed
 
 - The supported RPC version is now 0.9.0
+- [New UDC](https://starkscan.co/contract/0x02ceed65a4bd731034c01113685c831b01c15d7d432f71afb1cf1634b53a2125) is now used during deployment
 
 ## [0.48.1] - 2025-08-14
 

crates/sncast/src/helpers/constants.rs

@@ -16,7 +16,7 @@ inputs = []
 "#;
 
 pub const UDC_ADDRESS: Felt =
-    felt!("0x041a78e741e5af2fec34b695679bc6891742439f7afb8484ecd7766661ad02bf");
+    felt!("0x02ceed65a4bd731034c01113685c831b01c15d7d432f71afb1cf1634b53a2125");
 pub const OZ_CLASS_HASH: Felt =
     felt!("0x05b4b537eaa2399e3aa99c4e2e0208ebd6c71bc1467938cd52c798c601e43564"); // v1.0.0
 pub const READY_CLASS_HASH: Felt =

crates/sncast/src/starknet_commands/deploy.rs

@@ -2,6 +2,7 @@ use anyhow::{Result, anyhow};
 use clap::Args;
 use conversions::IntoConv;
 use foundry_ui::UI;
+use sncast::helpers::constants::UDC_ADDRESS;
 use sncast::helpers::fee::{FeeArgs, FeeSettings};
 use sncast::helpers::rpc::RpcArgs;
 use sncast::response::deploy::DeployResponse;
@@ -71,7 +72,9 @@ pub async fn deploy(
     ui: &UI,
 ) -> Result<DeployResponse, StarknetCommandError> {
     let salt = extract_or_generate_salt(salt);
-    let factory = ContractFactory::new(class_hash, account);
+
+    // TODO(#3628): Use `ContractFactory::new` once new UDC address is the default one in starknet-rs
+    let factory = ContractFactory::new_with_udc(class_hash, account, UDC_ADDRESS);
 
     let deployment = factory.deploy_v3(calldata.clone(), salt, unique);