CT Linkwarden: Added update scripts

CT-Files/linkwarden/Scripts/Update-linkwarden.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+CurLinkwardenVersion=$(curl -s https://api.github.com/repos/Y2Z/monolith/releases/latest | grep 'tag_name.*' | cut -d : -f 2,3 | tr -d \" |tr -d , |tr -d " " |tr -d : ) 
+
+if test "$CurLinkwardenVersion" = "$(cat /opt/linkwarden-Version)" ; then
+    echo 'Linkwarden is up-to-date'
+    exit
+else
+    echo 'Updating Linkwarden'
+sudo -u node bash << EOF
+    /usr/bin/pm2 stop Linkwarden
+    cd /opt/node/linkwarden
+    git pull
+    /usr/bin/yarn install
+    /usr/bin/yarn prisma generate
+    /usr/bin/yarn build
+    /usr/bin/yarn cache clean
+    /usr/bin/yarn prisma migrate deploy
+    /usr/bin/pm2 start Linkwarden
+    npx playwright install chromium
+EOF
+    echo "$CurLinkwardenVersion" > /opt/linkwarden-Version
+fi