Chore/license files (#1763)

* docs(license): rename Pro license to .md; add LICENSES/README; link from MIT license

Author: justin808

LICENSE.md

@@ -1,6 +1,14 @@
-# The MIT License (MIT)
+# Licensing
 
-Copyright (c) 2017, 2018 Justin Gordon and ShakaCode, http://www.shakacode.com
+- **Core**: MIT (this file)
+- **Pro**: see [REACT-ON-RAILS-PRO-LICENSE.md](./REACT-ON-RAILS-PRO-LICENSE.md)
+
+---
+
+# MIT License
+
+Copyright (c) 2017, 2018 Justin Gordon and ShakaCode  
+Copyright (c) 2015–2025 ShakaCode, LLC
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -12,10 +20,14 @@ furnished to do so, subject to the following conditions:
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
+---
+
+## Disclaimer
+
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

LICENSES/README.md

@@ -0,0 +1,14 @@
+# Licensing Overview
+
+This repository uses a dual-licensing model:
+
+- [LICENSE.md](../LICENSE.md) – **MIT** license for the core React on Rails library
+- [REACT-ON-RAILS-PRO-LICENSE.md](../REACT-ON-RAILS-PRO-LICENSE.md) – **commercial license** for React on Rails Pro
+
+---
+
+## Summary
+
+- Core (MIT) → free and open-source for any use
+- Pro → free for non-commercial, educational, and demo use
+- **Production Use** (including by non-profits) requires a paid subscription