chore: Add BalancerSwapExecutor

evm/test/Constants.sol

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.13;
+
+contract Constants {
+    address executor = address(1239501235123412541234); //executor=us || cowswap
+    address admin = address(12395012351212343412541234); //admin=us
+    address bob = address(123); //bob=someone!=us
+
+    // tokens
+    address WETH_ADDR = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
+    address USDT_ADDR = 0xdAC17F958D2ee523a2206206994597C13D831ec7;
+    address USDC_ADDR = 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48;
+    address DAI_ADDR = 0x6B175474E89094C44Da98b954EedeAC495271d0F;
+    address WBTC_ADDR = 0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599;
+    address LDO_ADDR = 0x5A98FcBEA516Cf06857215779Fd812CA3beF1B32;
+    address CRV_ADDR = 0xD533a949740bb3306d119CC777fa900bA034cd52;
+
+    // balancer
+    address balancerVault = 0xBA12222222228d8Ba445958a75a0704d566BF2C8;
+    bytes32 DAI_USDC_USDT_balancer = bytes32(
+        0x06df3b2bbb68adc8b0e302443692037ed9f91b42000000000000000000000063
+    );
+}