Refactor Clash component to use GameModal for game interactions, remove Hello World page, and implement toast notifications for error handling

crypto_clash_contract/scripts/deploy.ts

@@ -64,15 +64,6 @@ async function main() {
 
    // Define contracts to deploy
    const contractsToDeploy: ContractDeploymentConfig[] = [
-      {
-         name: "HelloWorld",
-         artifactPath: "testcontract.sol/HelloWorld.json",
-         deployArgs: ["Hello World!"],
-         configKeys: {
-            address: "CONTRACT_ADDRESS",
-            abi: "ABI"
-         }
-      },
       {
          name: "Game",
          artifactPath: "Game.sol/Game.json",