chore(lint): migrate to eslint flat config and fix package scripts

Signed-off-by: night-slayer18 <samanuaia257@gmail.com>

Author: night-slayer18

.eslintrc.js

@@ -0,0 +1,25 @@
+import js from '@eslint/js';
+import tseslint from 'typescript-eslint';
+import globals from 'globals';
+
+export default tseslint.config(
+  {
+    ignores: ['**/dist/**', '**/node_modules/**', '**/.turbo/**', '**/coverage/**', '**/.next/**'],
+  },
+  js.configs.recommended,
+  ...tseslint.configs.recommended,
+  {
+    files: ['**/*.{ts,tsx,js,jsx,mjs,cjs}'],
+    languageOptions: {
+      ecmaVersion: 2020,
+      globals: {
+        ...globals.browser,
+        ...globals.node,
+        ...globals.jest,
+      },
+    },
+    rules: {
+      '@typescript-eslint/no-explicit-any': 'warn',
+    },
+  },
+);