1. Fixed docs navigation (#119)

2. Removed rule "@typescript-eslint/ prefer-nullish-coalescing", it's a source of bugs

tooling/eslint/base.js

@@ -25,6 +25,7 @@ const config = {
     '@typescript-eslint/no-unsafe-member-access': 'off',
     '@typescript-eslint/non-nullable-type-assertion-style': 'off',
     '@typescript-eslint/only-throw-error': 'off',
+    '@typescript-eslint/prefer-nullish-coalescing': 'off',
     '@typescript-eslint/no-unused-vars': [
       'error',
       { argsIgnorePattern: '^_', varsIgnorePattern: '^_' },