feat: added prop dyn support to more widgets

examples/data-structures/scripts/readlast_and_truncate.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+while true; do
+    # read the last line
+    if [ -s /tmp/selected_emoji.txt ]; then
+        tail -n 1 /tmp/selected_emoji.txt
+        # truncate the file after reading
+        : > /tmp/selected_emoji.txt
+    fi
+    sleep 0.1
+done