fix: Correct markdown code block syntax in file display

Improve code block rendering by using proper markdown syntax with three backticks. This ensures better readability and compatibility with markdown rendering tools.

Author: vgrichina

context

@@ -170,13 +170,14 @@ for file in $ALL_FILES; do
         echo ""
     fi
 
-    echo "``````${file##*.} $file"
+    # Use proper markdown code block with three backticks
+    echo "\`\`\` ${file##*.} $file"
     echo "$file_content"
     if [ "$truncated" = true ]; then
         echo ""
         echo "... [File truncated due to size limit] ..."
     fi
-    echo "``````"
+    echo "\`\`\`"
     echo ""
 done