Merge branch 'docu_library' into github_main

Author: vladysor

docs/Library/Timers.md

@@ -90,7 +90,7 @@ Timer allocation:
 * **TIM2**: delays 
 * **TIM4**: DAC sampling 
 
-{: .warning }
+{: .WARNING }
 Avoid reusing occupied timers. Refer to [STM32H747 Reference Manual] to find free available timers. Be aware, future updates will assign dedicated timers to each ADC/DAC separately, which may occupy your custom timer.
 
 ### Frequency settings

docs/_config.yml

@@ -1,5 +1,5 @@
 title: SensEdu Shield
-description: SensEdu development shield
+description: An educational development board designed to simplify entry into RADAR and communications research. Runs on the Arduino GIGA R1 WiFi, providing industry-standard embedded development experience while remaining beginner-friendly. SensEdu is perfect for students looking for a smooth introduction to this field, offering an easy-to-understand yet highly modifiable software and hardware environment.
 theme: just-the-docs
 
 baseurl: "/SensEdu"