Setting page

* Switched to eslint.config.ts and demoted @typescript-eslint/no-unused-vars to warning
* Created /settings route, associated component and modified tests for routes
* Added tests for SettingsView.vue
* Added jiti library needed for linting
* Refactored routes' tests.
* Refactoring to reduce code duplication

eslint.config.ts

@@ -0,0 +1,36 @@
+import eslint from "@eslint/js";
+import eslintConfigPrettier from "eslint-config-prettier";
+import eslintPluginVue from "eslint-plugin-vue";
+import jsonc from "eslint-plugin-jsonc";
+import globals from "globals";
+import typescriptEslint from "typescript-eslint";
+
+export default typescriptEslint.config(
+  { ignores: ["*.d.ts", "**/coverage", "**/dist"] },
+  {
+    extends: [
+      eslint.configs.recommended,
+      ...typescriptEslint.configs.recommended,
+      ...eslintPluginVue.configs["flat/recommended"],
+    ],
+    files: ["**/*.{ts,vue}"],
+    languageOptions: {
+      ecmaVersion: "latest",
+      sourceType: "module",
+      globals: globals.browser,
+      parserOptions: {
+        parser: typescriptEslint.parser,
+      },
+    },
+    rules: {
+      "@typescript-eslint/no-explicit-any": "off",
+      "@typescript-eslint/no-require-imports": "off",
+      "@typescript-eslint/no-unused-vars": "warn",
+    },
+  },
+  {
+    files: ["**/*.json"],
+    extends: [...jsonc.configs["flat/recommended-with-json"]],
+  },
+  eslintConfigPrettier
+);