fix(soroban): extract escrow_contract into its own crate to fix wasm build

Cargo.toml

@@ -1,5 +1,5 @@
 [workspace]
-members = ["soroban", "transfer_state_machine"]
+members = ["soroban", "transfer_state_machine", "escrow_contract"]
 resolver = "2"
 
 [profile.release]

README.md

@@ -9,11 +9,12 @@ locking/escrow, operator rotation, and transfer state tracking.
 
 ## Workspace layout
 
-This is a Cargo workspace with two members:
+This is a Cargo workspace with the following members:
 
 | Crate | Description |
 | --- | --- |
-| `soroban/` | Core Soroban contracts (access control, trusted sources, escrow, thresholds) |
+| `soroban/` | Core Soroban contracts (access control, trusted sources, thresholds) |
+| `escrow_contract/` | Time-locked escrow contract for bridge transfers |
 | `transfer_state_machine/` | Transfer state-machine contract logic |
 | `harness/` | Test harness and integration helpers |
 

escrow_contract/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "escrow-contract"
+version = "0.1.0"
+edition = "2021"
+description = "Soroban time-locked escrow contract for Swipely bridge transfers"
+license = "MIT"
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[dependencies]
+soroban-sdk = { version = "22.0.10" }
+
+[dev-dependencies]
+soroban-sdk = { version = "22.0.10", features = ["testutils"] }
+
+[[test]]
+name = "escrow_contract_test"
+path = "tests/escrow_contract.test.rs"

soroban/src/escrow_contract.rs → escrow_contract/src/lib.rs

@@ -1,3 +1,5 @@
+#![no_std]
+
 use soroban_sdk::{
     contract, contracterror, contractimpl, contracttype, symbol_short, Address, Env, String, Symbol,
     Vec,

soroban/tests/escrow_contract.test.rs → escrow_contract/tests/escrow_contract.test.rs

@@ -1,7 +1,7 @@
 #![cfg(test)]
 
 use soroban_sdk::{testutils::{Address as _, Ledger}, Address, Env, String, contract, contractimpl, symbol_short, Vec};
-use bridge_watch_contracts::escrow_contract::{TimeLockedEscrowContract, TimeLockedEscrowContractClient};
+use escrow_contract::{TimeLockedEscrowContract, TimeLockedEscrowContractClient};
 
 #[contract]
 pub struct MockBridgeVerifier;

soroban/Cargo.toml

@@ -25,10 +25,6 @@ path = "tests/asset_locking.test.rs"
 name = "source_trust_test"
 path = "tests/source_trust.test.rs"
 
-[[test]]
-name = "escrow_contract_test"
-path = "tests/escrow_contract.test.rs"
-
 [[test]]
 name = "operator_rotation_test"
 path = "tests/operator_rotation.test.rs"

soroban/src/lib.rs

@@ -15,7 +15,6 @@ pub mod batch_query;
 #[cfg(test)]
 pub mod circuit_breaker;
 pub mod emergency_fund_recovery;
-pub mod escrow_contract;
 #[cfg(test)]
 pub mod governance;
 #[cfg(test)]