template: sample scripts for each function. also reworked the backup script + checked it with actual_server

template/example_server-update

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+mkdir -p "${HOME}"/update_logs
+logFile=${HOME}/update_logs/$(date +%y_%m).log
+{
+  echo -e "\n[+] updating example\n"
+
+  sudo docker compose -f "${HOME}"/"${USER}"-compose.yaml pull &&
+    sudo docker compose -f "${HOME}"/"${USER}"-compose.yaml up -d --always-recreate-deps --remove-orphans &&
+    yes | sudo docker image prune -af
+} &>>"$logFile"