semestralka joinig all worlds together

semestralka_1/tests/integration.rs

@@ -1,6 +1,8 @@
 #![no_std]
 #![no_main]
 
+use stm32u5_blinky as _; // memory layout + panic handler
+
 // See https://crates.io/crates/defmt-test/0.3.0 for more documentation (e.g. about the 'state'
 // feature)
 #[defmt_test::tests]