Update README with HA 2026.3.0 requirement

thecodingdad · thecodingdad · commit 294f5d0d9791 · 2026-04-02T18:30:57.000+02:00
diff --git a/README.md b/README.md
@@ -17,7 +17,7 @@ Home Assistant integration for SIGNALduino RF receiver/transmitter hardware. Sup
 
 ## Prerequisites
 
-- Home Assistant 2024.1.0 or newer
+- Home Assistant 2026.3.0 or newer
 - SIGNALduino hardware connected via serial port (e.g. /dev/ttyUSB0)
 
 ## Installation
