Update entrypoint.sh

- fixed error message
- checks for `--mode` and not only for `--mode task` now

entrypoint.sh

@@ -34,10 +34,11 @@ if [[ "$ARGS" =~ "--output " ]] && [ -n "${INPUT_OUTPUT:-}" ]; then
     exit 1
 fi
 
-# If `--mode task` occurs in args and `INPUT_CHECKBOX` is set, exit with an error 
-if [[ "$ARGS" =~ "--mode task" ]] && [ -n "${INPUT_CHECKBOX:-}" ]; then
-    echo "Error: '--mode task' is set in args as well as in the action configuration. Please remove one of them."
-    exit 1
+# If `--mode` occurs in args and `INPUT_CHECKBOX` is set, exit with an error 
+# Use `--mode` instead of `--mode task` to ensure that the checkbox is not getting overwritten
+if [[ "$ARGS" =~ "--mode" ]] && [ -n "${INPUT_CHECKBOX:-}" ]; then
+  echo "Error: '--mode' is set in args but 'checkbox' is set in the action configuration. Please remove one of them to avoid conflicts."
+  exit 1
 fi
 
 # Add `--mode task` to args if `INPUT_CHECKBOX` is true