docs: update CHANGELOG for v2.0.0 release

Author: alihesari

CHANGELOG.md

@@ -5,36 +5,58 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [2.0.0] - 2026-02-15
+
+Complete rewrite on top of `owlstack/owlstack-core` v1.0. This is a **breaking release** — see the migration guide in the README.
 
 ### Added
-- Complete rewrite on top of `owlstack/owlstack-core` v1.0
+- Full integration with `owlstack/owlstack-core` ^1.0 as the publishing engine
 - Support for 11 platforms: Telegram, X (Twitter), Facebook, LinkedIn, Instagram, Discord, Slack, Reddit, Pinterest, WhatsApp, and Tumblr
-- `SendTo` class with dedicated convenience methods per platform
+- `SendTo` class with dedicated convenience methods per platform (`telegram()`, `twitter()`, `facebook()`, `linkedin()`, `reddit()`, `discord()`, `slack()`, `instagram()`, `pinterest()`, `whatsapp()`, `tumblr()`)
 - `Owlstack` Facade with full docblock coverage for IDE autocompletion
-- `LaravelEventDispatcher` to bridge core events into Laravel's event system
+- `LaravelEventDispatcher` to bridge core events (`PostPublished`, `PostFailed`) into Laravel's event system
 - Support for Laravel 10, 11, and 12
 - Proxy support with authentication for restricted networks
 - Automatic credential-based platform filtering — only configured platforms are registered
 - Telegram extended features: location, venue, contact, voice, media groups, inline keyboard, channel signatures
 - LinkedIn support with person and organization posting
+- `publish()` and `toAll()` methods for advanced use with `Post` objects
 - Comprehensive PHPUnit test suite (Unit + Feature)
 - GitHub Actions CI with PHP 8.1–8.4 and Laravel 10–12 matrix
 - Published config file via `vendor:publish --tag=owlstack-config`
 - Example Laravel 12 project with controller and routes
+- AI agent guidance files (AGENTS.md, CLAUDE.md, .cursorrules, copilot-instructions.md)
+- README with centered logo, flat-square badges, and Laravel branding
 
 ### Changed
 - Namespace changed from `Alihesari\Larasap` to `Owlstack\Laravel`
 - All methods now return `PublishResult` value objects instead of raw arrays
 - Facebook Graph API updated to v21.0
 - Replaced static `SendTo::platform()` calls with instance methods (DI or Facade)
-- Removed dependency on `facebook/graph-sdk` and `facebook/php-business-sdk`
+- Migrated from local path repository to Packagist dependency (`owlstack/owlstack-core` ^1.0)
+- Set `minimum-stability` to `stable`
+- Contact email updated to ali@alihesari.com
 
 ### Removed
+- Legacy `alihesari/larasap` namespace, API, and all legacy code
 - Travis CI config (replaced with GitHub Actions)
+- Dependency on `facebook/graph-sdk` and `facebook/php-business-sdk`
 - Support for PHP < 8.1
 - Support for Laravel < 10
-- Legacy `alihesari/larasap` namespace and API
+
+### Since 2.0.0-beta
+- Removed all legacy Larasap code
+- Rewrote `SendTo` as instance-based API (no more static calls)
+- Added `LaravelEventDispatcher` for core event bridging
+- Added 8 additional platform convenience methods (LinkedIn, Reddit, Discord, Slack, Instagram, Pinterest, WhatsApp, Tumblr)
+- Renamed internal namespace from Synglify to Owlstack
+- Migrated to Packagist with stable dependency on `owlstack/owlstack-core` ^1.0
+- Replaced Travis CI with GitHub Actions (PHP 8.1–8.4 × Laravel 10–12 matrix)
+- Added comprehensive unit and feature tests
+- Updated README with logo, badges, and full platform documentation
+- Added AI agent guidance files for Copilot, Claude, and Cursor
+
+## [2.0.0-beta] - 2025-12-01
 
 ## [1.0.0] - 2024-03-20
 
@@ -44,5 +66,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Simple text and media posting
 - Basic configuration options
 
-[Unreleased]: https://github.com/alihesari/owlstack-laravel/compare/v1.0.0...HEAD
+[2.0.0]: https://github.com/alihesari/owlstack-laravel/compare/v2.0.0-beta...v2.0.0
+[2.0.0-beta]: https://github.com/alihesari/owlstack-laravel/compare/v1.0.0...v2.0.0-beta
 [1.0.0]: https://github.com/alihesari/owlstack-laravel/releases/tag/v1.0.0