chore: preserve current FreeRTOS and C card updates

tools/card-action.sh

@@ -105,6 +105,9 @@ build_native() {
 rv_env_root() {
   if [[ -n "${RV_ENV_ROOT:-}" ]]; then
     printf '%s\n' "$RV_ENV_ROOT"
+  elif [[ -f "$root/vendor/Hazard3/test/sim/common/init.S" && \
+          -f "$root/vendor/lab-runtime/memops.c" ]]; then
+    printf '%s\n' "$root"
   elif [[ -d /opt/rv-env ]]; then
     printf '%s\n' /opt/rv-env
   else
@@ -123,6 +126,9 @@ build_hazard3() {
     "FREERTOS_KERNEL_PATH=$kernel" PROFILE=observe >&2 || return
   elf="$build_dir/$task_stem/prog.elf"
   test -s "$elf"
+  if [[ "$task_number" -eq 3 ]]; then
+    "$root/tests/check_task03_elf.sh" "$elf" >&2
+  fi
   copy_artifact "$elf"
   copy_artifact "${elf%.elf}.bin"
   copy_artifact "${elf%.elf}.lst"
@@ -283,7 +289,7 @@ configure_debug_view() {
       export STEM_DEBUG_MEMORY_EXPR='&g_coalesce_arena' STEM_DEBUG_MEMORY_LENGTH=160
       ;;
     3)
-      export STEM_DEBUG_INITIAL_BREAK=heap4_fragmented_checkpoint
+      export STEM_DEBUG_INITIAL_BREAK=heap4_reset_checkpoint
       export STEM_DEBUG_MEMORY_EXPR='ucHeap' STEM_DEBUG_MEMORY_LENGTH=160
       ;;
   esac