Mention GitHub Releases in the README

Signed-off-by: Juan Cruz Viotti <jv@jviotti.com>

README.markdown

@@ -24,11 +24,16 @@ a star show your support!**
 Installation
 ------------
 
-The JSON Schema CLI is written using C++ and CMake, and supports macOS, Windows,
+The JSON Schema CLI is written using C++ and [CMake](https://cmake.org/), and supports macOS, Windows,
 and GNU/Linux. Under the hood, it relies on the powerful [JSON
 Toolkit](https://github.com/sourcemeta/jsontoolkit) library.
 
-From source (with [CMake](https://cmake.org/)):
+### GitHub Releases
+
+We publish precompiled binaries for every supported platforms to [GitHub
+Releases](https://github.com/Intelligence-AI/jsonschema/releases).
+
+### Building from source
 
 ```sh
 git clone https://github.com/intelligence-ai/jsonschema