Add Delegation Signing Script

[dylandesrosier]

What?

• Adds a simple delegation signing script for quick validation of external SDKs
• Adds more definition to .env.example file

[hanzel98]

Some unused imports

Suggested change

	import "forge-std/Script.sol";
	import { console2 } from "forge-std/console2.sol";
	import { IEntryPoint } from "@account-abstraction/interfaces/IEntryPoint.sol";
	import { MessageHashUtils } from "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol";
	import { Delegation, Caveat } from "../src/utils/Types.sol";
	import { DelegationManager } from "../src/DelegationManager.sol";
	import { SigningUtilsLib } from "../test/utils/SigningUtilsLib.t.sol";
	import { EncoderLib } from "../src/libraries/EncoderLib.sol";
	import { MultiSigDeleGator } from "../src/MultiSigDeleGator.sol";
	import { HybridDeleGator } from "../src/HybridDeleGator.sol";
	import { IDelegationManager } from "../src/interfaces/IDelegationManager.sol";
	import "forge-std/Script.sol";
	import { console2 } from "forge-std/console2.sol";
	import { MessageHashUtils } from "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol";
	import { Delegation, Caveat } from "../src/utils/Types.sol";
	import { DelegationManager } from "../src/DelegationManager.sol";
	import { SigningUtilsLib } from "../test/utils/SigningUtilsLib.t.sol";
	import { EncoderLib } from "../src/libraries/EncoderLib.sol";

[hanzel98]

It might be better to use block.chainid or pass the chainId as part of .env, or some initial configuration section in this file

[hanzel98]

It might be better to pass it as part of .env or some initial configuration section in this file