Update ESLint rules, enhance environment schema with new metrics and health port, and refactor Redis import. Change TypeScript definitions path in package.json.

eslint.config.js

@@ -0,0 +1,23 @@
+import tsParser from '@typescript-eslint/parser';
+import tsPlugin from '@typescript-eslint/eslint-plugin';
+
+export default [
+  {
+    files: ['**/*.ts'],
+    ignores: ['**/dist/**', '**/.turbo/**', '**/node_modules/**'],
+    languageOptions: {
+      parser: tsParser,
+      parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module'
+      }
+    },
+    plugins: {
+      '@typescript-eslint': tsPlugin
+    },
+    rules: {
+      ...tsPlugin.configs.recommended.rules,
+      '@typescript-eslint/no-explicit-any': 'error'
+    }
+  }
+];