feat: implement createSquadsMultisig functionality for multisig wallet creation

src/tools/squads_multisig/create_multisig.ts

@@ -0,0 +1,53 @@
+import * as multisig from "@sqds/multisig";
+import { PublicKey } from "@solana/web3.js";
+import { SolanaAgentKit } from "../../index";
+
+export async function createSquadsMultisig(
+  agent: SolanaAgentKit,
+  creator: PublicKey,
+): Promise<string> {
+  const connection = agent.connection;
+  const createKey = agent.wallet; // can be any keypair, using the agent wallet as only one multisig is required
+  console.log("Multisig Create Key:", createKey.publicKey.toBase58());
+
+  const [multisigPda] = multisig.getMultisigPda({
+    createKey: createKey.publicKey,
+  });
+
+  const programConfigPda = multisig.getProgramConfigPda({})[0];
+
+  const programConfig =
+    await multisig.accounts.ProgramConfig.fromAccountAddress(
+      connection,
+      programConfigPda,
+    );
+
+  const configTreasury = programConfig.treasury;
+  const tx = multisig.transactions.multisigCreateV2({
+    blockhash: (await connection.getLatestBlockhash()).blockhash,
+    treasury: configTreasury,
+    createKey: createKey.publicKey,
+    creator: agent.wallet.publicKey,
+    multisigPda,
+    configAuthority: null,
+    timeLock: 0,
+    threshold: 2,
+    rentCollector: null,
+    members: [
+      {
+        key: agent.wallet.publicKey,
+        permissions: multisig.types.Permissions.all(),
+      },
+      {
+        key: creator,
+        permissions: multisig.types.Permissions.all(),
+      },
+    ],
+  });
+
+  tx.sign([agent.wallet, createKey]);
+
+  const txId = connection.sendRawTransaction(tx.serialize());
+
+  return txId;
+}