Added FREEBOX plugin

Co-authored-by: artemiscode@hotmail.it <artemiscode@hotmail.it>

front/plugins/freebox/README.md

@@ -0,0 +1,23 @@
+## Overview
+
+Plugin functionality overview and links to external resources if relevant. Include use cases if available. 
+
+> [!TIP]
+> Some tip.
+
+### Quick setup guide
+
+To set up the plugin correctly, make sure...
+
+#### Required Settings
+
+- When to run `PREF_RUN`
+- 
+
+### Usage
+
+- Head to **Settings** > **Plugin name** to adjust the default values.
+
+### Notes
+
+- Additional notes, limitations, Author info.