Adding setup script.

scripts/setup.sh

+#!/bin/bash
+
+# Add execute permissions to all .sh files in ./scripts/ and its subdirectories
+find ./scripts/ -type f -name '*.sh' -exec chmod +x {} \;
+
+# Add execute permissions to all .sh files in ./config/ and its subdirectories
+find ./config/ -type f -name '*.sh' -exec chmod +x {} \;
+