add script for nft deployment

.env.example

@@ -1,5 +1,5 @@
-PRIVATE_KEY_DEPLOYER=1234567890123456789012345678901234567890123456789012345678901234
-PRIVATE_KEY_DEV=1234567890123456789012345678901234567890123456789012345678901234
+PRIVATE_KEY_DEPLOYER=12345...
+PRIVATE_KEY_DEV=12345...
 ETHERSCAN_API_KEY=
 BASE_API_KEY=
 BASE_SEPOLIA_RPC_URL=

Makefile

@@ -41,3 +41,6 @@ endif
 
 deploy:
 	@forge clean && forge script script/DeployContracts.s.sol:DeployContracts $(NETWORK_ARGS)
+
+deploy-nft:
+	@forge clean && forge script script/DeployNft.s.sol:DeployNft $(NETWORK_ARGS)

README.md

@@ -325,6 +325,18 @@ make test
 make coverage
 ```
 
+7. Deploy the contracts on the base sepolia network by running
+
+```shell
+make deploy ARGS="--network basesepolia"
+```
+
+8. Deploy the nft contract on the base sepolia network by running
+
+```shell
+make deploy-nft ARGS="--network basesepolia"
+```
+
 ## References
 
 ### Mathematical Formula and tables

script/DeployNft.s.sol

@@ -1,14 +1,31 @@
 // DeployNft.s.sol
 // SPDX-License-Identifier: MIT
-
 pragma solidity 0.8.24;
 
-import {console, Script} from "forge-std/Script.sol";
+import {Script, console} from "forge-std/Script.sol";
 import {AmbassadorNft} from "src/AmbassadorNft.sol";
 
 contract DeployNft is Script {
     function run() public {
-        vm.startBroadcast();
+        address defender = vm.envAddress("OPENZEPPELIN_DEFENDER_ADDR");
+        uint256 deployerPrivateKey = vm.envUint("PRIVATE_KEY_DEPLOYER");
+        address deployer = vm.addr(deployerPrivateKey);
+        address admin = deployer;
+        address minter = defender;
+        address burner = defender;
+        address uriSetter = defender;
+
+        vm.startBroadcast(deployerPrivateKey);
+
+        AmbassadorNft nft = new AmbassadorNft(
+            admin,
+            minter,
+            burner,
+            uriSetter
+        );
+
+        console.log("Deployer:", deployer);
+        console.log("AmbassadorNft deployed at:", address(nft));
 
         vm.stopBroadcast();
     }

src/AmbassadorNft.sol

@@ -69,7 +69,7 @@ contract AmbassadorNft is ERC1155, AccessControl, ERC1155Burnable {
         _burn(account, id, amount);
     }
 
-    /// @notice Batch burning is not supported.
+    /// @notice Batch burning is supported only by the BURNER_ROLE.
     function burnBatch(address account, uint256[] memory ids, uint256[] memory values)
         public
         virtual