Prepare v1.0.0 release

Author: clue

CHANGELOG.md

@@ -0,0 +1,10 @@
+# Changelog
+
+## 1.0.0 (2022-04-11)
+
+*   First stable release, now following SemVer! 🎉
+    Thanks to all the supporters and contributors who helped shape the project!
+
+## 0.0.0 (2019-04-11)
+
+*   Initial import

README.md

@@ -7,10 +7,9 @@ Instant real-time updates. Lightweight EventSource client receiving live
 messages via HTML5 Server-Sent Events (SSE). Fast stream processing built on top
 of [ReactPHP](https://reactphp.org/)'s event-driven architecture.
 
-> Note: This project is in early alpha stage! Feel free to report any issues you encounter.
-
 **Table of contents**
 
+* [Support us](#support-us)
 * [Quickstart example](#quickstart-example)
 * [Usage](#usage)
     * [EventSource](#eventsource)
@@ -29,6 +28,16 @@ of [ReactPHP](https://reactphp.org/)'s event-driven architecture.
 * [License](#license)
 * [More](#more)
 
+## Support us
+
+We invest a lot of time developing, maintaining and updating our awesome
+open-source projects. You can help us sustain this high-quality of our work by
+[becoming a sponsor on GitHub](https://github.com/sponsors/clue). Sponsors get
+numerous benefits in return, see our [sponsoring page](https://github.com/sponsors/clue)
+for details.
+
+Let's take these projects to the next level together! 🚀
+
 ## Quickstart example
 
 Once [installed](#install), you can use the following code to stream messages
@@ -43,7 +52,7 @@ data: {"name":"Carol","message":"Nice to see you Alice!"}
 
 data: {"name":"Alice","message":"What a lovely chat!"}
 
-data: {"name":"Bob","message":"Yeah, all powered by ReactPHP, such an awesome piece of technology :)"}
+data: {"name":"Bob","message":"All powered by ReactPHP, such an awesome piece of technology :)"}
 ```
 
 ```php
@@ -305,13 +314,15 @@ the `$type` property will default to `message`.
 The recommended way to install this library is [through Composer](https://getcomposer.org/).
 [New to Composer?](https://getcomposer.org/doc/00-intro.md)
 
-Once released, this project will follow [SemVer](https://semver.org/).
-At the moment, this will install the latest development version:
+This project follows [SemVer](https://semver.org/).
+This will install the latest supported version:
 
 ```bash
-$ composer require clue/reactphp-eventsource:^1@dev
+$ composer require clue/reactphp-eventsource:^1
 ```
 
+See also the [CHANGELOG](CHANGELOG.md) for details about version upgrades.
+
 This project aims to run on any platform and thus does not require any PHP
 extensions and supports running on legacy PHP 5.4 through current PHP 8+.
 It's *highly recommended to use the latest supported PHP version* for this project.