Better docs

scripts/alert-on-new-ros-version.rsc

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+# Alert upon new version
+
+# requirement/s: $adminEmailAddress
+:local adminEmailAddress "admin@example.com"
+
+:log info "Checking for new version of RouterOS..."
+
+# if you run this script at "startup",
+# the following indicates the time for the internet to go "up"
+:delay 60s
+
+/system package update
+
+check-for-updates once
+
+:local verionStatus
+
+:do {
+  :delay 2s
+
+  :set $versionStatus [get status]
+  # alternative way to get the above info
+  # :set $versionStatus ([print as-value]->"status")
+} while=( $versionStatus = "finding out latest version..." )
+
+# for debugging
+# :put $versionStatus
+# :put $adminEmailAddress
+
+:if ( $versionStatus = "New version is available" ) do={
+# alternative method
+# :if ( [get installed-version] != [get latest-version] ) do={
+    :log info "A new firmware is available for Router OS and an email is probably sent to $adminEmailAddress."
+    /tool e-mail send to="$adminEmailAddress" \
+      subject="[Mikrotik] Software Update is Available" \
+      body="A new update is available for your MikroTik device"
+} else={
+  :log info "System is already up to date"
+}