feat: update to recent versions of hardhat and relayer (#31)

* feat: update to recent versions of hardhat and relayer

* fix: updated package-lock.json

Author: poppyseedDev

.eslintignore

@@ -0,0 +1,56 @@
+import eslint from "@eslint/js";
+import tseslint from "typescript-eslint";
+import prettier from "eslint-config-prettier";
+import globals from "globals";
+
+export default tseslint.config(
+  {
+    ignores: [
+      "fhevmTemp/**",
+      "tmp/**",
+      ".coverage_artifacts/**",
+      ".coverage_cache/**",
+      ".coverage_contracts/**",
+      "artifacts/**",
+      "build/**",
+      "cache/**",
+      "coverage/**",
+      "dist/**",
+      "node_modules/**",
+      "types/**",
+      "*.env",
+      "*.log",
+      "coverage.json",
+    ],
+  },
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  prettier,
+  {
+    files: ["**/*.js"],
+    languageOptions: {
+      globals: {
+        ...globals.node,
+      },
+    },
+  },
+  {
+    files: ["**/*.ts"],
+    languageOptions: {
+      parserOptions: {
+        project: "./tsconfig.json",
+      },
+    },
+    rules: {
+      "@typescript-eslint/no-floating-promises": [
+        "error",
+        { ignoreIIFE: true, ignoreVoid: true },
+      ],
+      "@typescript-eslint/no-inferrable-types": "off",
+      "@typescript-eslint/no-unused-vars": [
+        "error",
+        { argsIgnorePattern: "_", varsIgnorePattern: "_" },
+      ],
+    },
+  }
+);