Rename hello_world app to stm32g431_tests

software/CMakeLists.txt

@@ -5,4 +5,4 @@ project(software)
 add_subdirectory(modules/modbus_server)
 add_subdirectory(modules/valve)
 add_subdirectory(modules/fwu)
-add_subdirectory(apps/hello_world)
+add_subdirectory(apps/stm32g431_tests)

software/apps/stm32g431_tests/CMakeLists.txt

@@ -0,0 +1,6 @@
+cmake_minimum_required(VERSION 3.20)
+
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(stm32g431_tests)
+
+target_sources(app PRIVATE src/main.c)

software/apps/stm32g431_tests/prj.conf

@@ -0,0 +1,4 @@
+
+CONFIG_CONSOLE=y
+CONFIG_LOG=y
+CONFIG_UART_CONSOLE=y

software/apps/stm32g431_tests/src/main.c

@@ -0,0 +1,9 @@
+#include <zephyr/kernel.h>
+#include <zephyr/sys/printk.h>
+
+int main(void)
+{
+	printk("Hello World! %s\n", CONFIG_BOARD);
+	return 0;
+}
+