Further fixes and debug messages

.github/workflows/.ci_scripts/compile-arduino-sketches.sh

@@ -1,5 +1,4 @@
 #!/bin/bash
-result=0
 
 # Fully Qualified Board Name (FQBN) of the board to compile for
 FQBN="$1" # "arduino:avr:uno"
@@ -23,6 +22,7 @@ cat "$BLACKLIST_FILE"
 echo "<END>"
 
 # Find all .ino files and compile each one, excluding those in the blacklist
+exit_result=0
 find "$SKETCHES" -name "*.ino" | while read sketch; do
   if ! grep -Fxq "$sketch" "$BLACKLIST_FILE"; then
     echo "Compiling $sketch"
@@ -31,18 +31,18 @@ find "$SKETCHES" -name "*.ino" | while read sketch; do
     echo "compile_result: $compile_result"
     if [ $compile_result -ne 0 ]; then
       echo "Compilation failed for $sketch"
-      result=1
+      exit_result=1
     fi
-    echo "result: $result"
+    echo "result: exit_result"
 
   else
     echo "Skipping $sketch (blacklisted)"
   fi
 done
 
 # Exit with error state
-echo "result: $result"
-exit $result
+echo "result: $exit_result"
+exit $exit_result
 
 #if [ $result -ne 0 ]; then
 #  exit 1