Add ECDSA signature verification and enhance ComboHandler functionality

- Integrated ECDSA for signature verification in ComboHandler.
- Updated event emissions to include additional parameters for better tracking.
- Improved gas tracking during execution of combo plans.
- Enhanced database interactions for storing and retrieving plans, including conflict resolution and status updates.
- Added new dependencies for security and database management in orchestrator.

contracts/scripts/deploy.ts

@@ -0,0 +1,40 @@
+import { HardhatRuntimeEnvironment } from "hardhat/types";
+
+export default async function deploy(hre: HardhatRuntimeEnvironment) {
+  const { ethers, deployments, getNamedAccounts } = hre;
+  const { deploy } = deployments;
+  const { deployer } = await getNamedAccounts();
+
+  // Deploy AdapterRegistry
+  const adapterRegistry = await deploy("AdapterRegistry", {
+    from: deployer,
+    args: [],
+    log: true,
+  });
+
+  // Deploy NotaryRegistry
+  const notaryRegistry = await deploy("NotaryRegistry", {
+    from: deployer,
+    args: [],
+    log: true,
+  });
+
+  // Deploy ComboHandler
+  const comboHandler = await deploy("ComboHandler", {
+    from: deployer,
+    args: [adapterRegistry.address, notaryRegistry.address],
+    log: true,
+  });
+
+  console.log("✅ Contracts deployed:");
+  console.log(`  AdapterRegistry: ${adapterRegistry.address}`);
+  console.log(`  NotaryRegistry: ${notaryRegistry.address}`);
+  console.log(`  ComboHandler: ${comboHandler.address}`);
+
+  return {
+    adapterRegistry: adapterRegistry.address,
+    notaryRegistry: notaryRegistry.address,
+    comboHandler: comboHandler.address,
+  };
+}
+