feat: Set swap executors and verifiers

- Moved the deployment method into a test template for organization
- Created skeletons of dispatcher contracts
- Added all possible test cases for thoroughness

foundry/test/TestTemplate.sol

@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: UNLICENSED
+pragma solidity ^0.8.13;
+
+import "forge-std/Test.sol";
+import "@src/TychoRouter.sol";
+import "./Constants.sol";
+
+contract TychoRouterTestTemplate is Test, Constants {
+    TychoRouter tychoRouter;
+    address tychoRouterAddress;
+    address executorSetter;
+
+    function deployTychoRouter() internal {
+        vm.startPrank(ADMIN);
+
+        address permit2Address =
+            address(0x000000000022D473030F116dDEE9F6B43aC78BA3);
+        tychoRouter = new TychoRouter(permit2Address);
+        tychoRouterAddress = address(tychoRouter);
+        tychoRouter.grantRole(keccak256("EXECUTOR_SETTER_ROLE"), BOB);
+        executorSetter = BOB;
+
+        vm.stopPrank();
+    }
+
+    /**
+     * @dev Deploys a dummy contract with non-empty bytecode
+     */
+    function deployDummyContract() internal {
+        bytes memory minimalBytecode = hex"01"; // Single-byte bytecode
+        vm.etch(DUMMY, minimalBytecode); // Deploy minimal bytecode
+    }
+}