docs: update language count and test count for Portuguese addition

CHANGELOG, README, and JSDoc header still referenced 8 languages and
174 tests. Updated to reflect 9 languages (Portuguese) and 216 tests.

Co-Authored-By: Claude Opus 4.6 <[email protected]>

Author: brianfunk

CHANGELOG.md

@@ -15,7 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
-- **8 Language Support** - English, Spanish, French, German, Danish, Chinese, Hindi, Russian
+- **9 Language Support** - English, Spanish, French, German, Danish, Chinese, Hindi, Russian, Portuguese
   - Modular language files in `languages/` folder for easy community contributions
   - `toWords(n, { lang: 'es' })` for multi-language conversion
 - **New Functions**

README.md

@@ -20,7 +20,7 @@ Transform any number into beautiful words. From `42` to `"forty-two"`, from `100
 - **Huge range** - Supports 0 to decillions (10^36) with BigInt
 - **Feature-rich** - Ordinals, decimals, currency, fractions, years, phone numbers
 - **Roman numerals** - Convert to and from Roman numerals
-- **Well tested** - 174 tests with 90%+ coverage
+- **Well tested** - 216 tests with 90%+ coverage
 - **Modern ES modules** - Tree-shakeable, TypeScript-friendly
 
 ## Installation

index.js

@@ -14,7 +14,7 @@
 
 /**
  * numberstring - Convert numbers to their word representation
- * Supports English, Spanish, French, German, Danish, Mandarin Chinese, Hindi, and Russian
+ * Supports English, Spanish, French, German, Danish, Mandarin Chinese, Hindi, Russian, and Portuguese
  * @module numberstring
  */