Initial frontend import

src/wagmiConfig.ts

@@ -0,0 +1,15 @@
+import { getDefaultConfig } from "@rainbow-me/rainbowkit";
+import { arbitrum, bsc, mainnet, polygon, sepolia } from "wagmi/chains";
+
+/**
+ * Get a free Project ID: https://cloud.reown.com (WalletConnect / Reown)
+ * Without it, WalletConnect (mobile / QR on desktop) will not work; browser extensions may still work in some setups.
+ */
+const projectId = import.meta.env.VITE_WALLETCONNECT_PROJECT_ID || "";
+
+export const wagmiConfig = getDefaultConfig({
+  appName: "ARK Database",
+  projectId: projectId || "00000000000000000000000000000000",
+  chains: [mainnet, bsc, arbitrum, polygon, sepolia],
+  ssr: false,
+});