diff --git a/ct/airtrail.sh b/ct/airtrail.sh
index 09bea77e0..9332c1365 100644
--- a/ct/airtrail.sh
+++ b/ct/airtrail.sh
@@ -36,9 +36,9 @@ function update_script() {
     systemctl stop airtrail
     msg_ok "Stopped Service"
 
-    create_backup /opt/airtrail/.env /opt/airtrail/uploads
+    create_backup /opt/airtrail/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "airtrail" "johanohly/AirTrail" "tarball" "latest" "/opt/airtrail"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="uploads" fetch_and_deploy_gh_release "airtrail" "johanohly/AirTrail" "tarball" "latest" "/opt/airtrail"
 
     restore_backup
 
diff --git a/ct/chevereto.sh b/ct/chevereto.sh
index 221b229a8..a23691897 100644
--- a/ct/chevereto.sh
+++ b/ct/chevereto.sh
@@ -38,11 +38,9 @@ function update_script() {
     systemctl stop nginx "$PHP_FPM_SERVICE"
     msg_ok "Stopped Services"
 
-    create_backup /opt/chevereto/app/env.php \
-      /opt/chevereto/images \
-      /opt/chevereto/content
+    create_backup /opt/chevereto/app/env.php /opt/chevereto/content
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "chevereto" "chevereto/chevereto" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="images" fetch_and_deploy_gh_release "chevereto" "chevereto/chevereto" "tarball"
 
     restore_backup
 
diff --git a/ct/cryptpad.sh b/ct/cryptpad.sh
index 81d502753..54ac048e3 100644
--- a/ct/cryptpad.sh
+++ b/ct/cryptpad.sh
@@ -35,16 +35,9 @@ function update_script() {
     systemctl stop cryptpad
     msg_ok "Stopped Service"
 
-    create_backup /opt/cryptpad/config/config.js \
-      /opt/cryptpad/blob \
-      /opt/cryptpad/block \
-      /opt/cryptpad/customize \
-      /opt/cryptpad/data \
-      /opt/cryptpad/datastore \
-      /opt/cryptpad/www/common/onlyoffice/dist \
-      /opt/cryptpad/onlyoffice-conf
+    create_backup /opt/cryptpad/config/config.js /opt/cryptpad/www/common/onlyoffice/dist
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "cryptpad" "cryptpad/cryptpad" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="blob block customize data datastore onlyoffice-conf" fetch_and_deploy_gh_release "cryptpad" "cryptpad/cryptpad" "tarball"
 
     restore_backup
 
diff --git a/ct/docmost.sh b/ct/docmost.sh
index adb830049..99c8b75c4 100644
--- a/ct/docmost.sh
+++ b/ct/docmost.sh
@@ -38,9 +38,9 @@ function update_script() {
     systemctl stop docmost
     msg_ok "Stopped Service"
 
-    create_backup /opt/docmost/.env /opt/docmost/data
+    create_backup /opt/docmost/.env
     
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "docmost" "docmost/docmost" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "docmost" "docmost/docmost" "tarball"
 
     restore_backup
 
diff --git a/ct/flame.sh b/ct/flame.sh
index 4ba348c53..6c0ea3b3e 100644
--- a/ct/flame.sh
+++ b/ct/flame.sh
@@ -36,9 +36,8 @@ function update_script() {
     systemctl stop flame
     msg_ok "Stopped Service"
 
-    create_backup /opt/flame/.env \
-      /opt/flame/data
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "flame" "pawelmalak/flame" "tarball"
+    create_backup /opt/flame/.env
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "flame" "pawelmalak/flame" "tarball"
     restore_backup
 
     msg_info "Rebuilding Application"
diff --git a/ct/grist.sh b/ct/grist.sh
index 8cd3575b9..ad5711f80 100644
--- a/ct/grist.sh
+++ b/ct/grist.sh
@@ -38,9 +38,9 @@ function update_script() {
     systemctl stop grist
     msg_ok "Stopped Service"
 
-    create_backup /opt/grist/.env /opt/grist/docs /opt/grist/grist-sessions.db /opt/grist/landing.db
+    create_backup /opt/grist/.env /opt/grist/grist-sessions.db /opt/grist/landing.db
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "grist" "gristlabs/grist-core" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="docs" fetch_and_deploy_gh_release "grist" "gristlabs/grist-core" "tarball"
 
     restore_backup
 
diff --git a/ct/homelable.sh b/ct/homelable.sh
index b46aa6c7d..de0be2918 100644
--- a/ct/homelable.sh
+++ b/ct/homelable.sh
@@ -36,9 +36,9 @@ function update_script() {
     systemctl stop homelable
     msg_ok "Stopped Service"
 
-    create_backup /opt/homelable/backend/.env /opt/homelable/data /opt/homelable/mcp/.env
+    create_backup /opt/homelable/backend/.env /opt/homelable/mcp/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "homelable" "Pouzor/homelable" "tarball" "latest" "/opt/homelable"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "homelable" "Pouzor/homelable" "tarball" "latest" "/opt/homelable"
 
     restore_backup
 
diff --git a/ct/homepage.sh b/ct/homepage.sh
index 51229b08d..8cae22c89 100644
--- a/ct/homepage.sh
+++ b/ct/homepage.sh
@@ -38,10 +38,10 @@ function update_script() {
     systemctl stop homepage
     msg_ok "Stopped service"
 
-    create_backup /opt/homepage/.env /opt/homepage/config
+    create_backup /opt/homepage/.env
     BACKUP_DIR=/opt/homepage-assets.backup create_backup /opt/homepage/public/images /opt/homepage/public/icons
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "homepage" "gethomepage/homepage" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="config" fetch_and_deploy_gh_release "homepage" "gethomepage/homepage" "tarball"
 
     restore_backup
 
diff --git a/ct/hortusfox.sh b/ct/hortusfox.sh
index 9004c25af..7b73a7510 100644
--- a/ct/hortusfox.sh
+++ b/ct/hortusfox.sh
@@ -55,18 +55,13 @@ function update_script() {
       printf '["%s"]\n' "$(<~/.hortusfox)" >app/migrations/verhist.json
     fi
 
-    create_backup \
-      /opt/hortusfox/.env \
+    create_backup /opt/hortusfox/.env \
       /opt/hortusfox/app/migrations/migrations.list \
       /opt/hortusfox/app/migrations/verhist.json \
       /opt/hortusfox/public/img \
-      /opt/hortusfox/public/attachments \
-      /opt/hortusfox/public/backup \
-      /opt/hortusfox/public/exports \
-      /opt/hortusfox/public/snd \
       /opt/hortusfox/public/themes
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "hortusfox" "danielbrendel/hortusfox-web" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="public/attachments public/backup public/exports public/snd" fetch_and_deploy_gh_release "hortusfox" "danielbrendel/hortusfox-web" "tarball"
     restore_backup
 
     msg_info "Updating HortusFox"
diff --git a/ct/investbrain.sh b/ct/investbrain.sh
index 94a7d2b0e..e92143b18 100644
--- a/ct/investbrain.sh
+++ b/ct/investbrain.sh
@@ -42,9 +42,9 @@ function update_script() {
     NODE_VERSION="22" setup_nodejs
     PG_VERSION="17" setup_postgresql
 
-    create_backup /opt/investbrain/.env /opt/investbrain/storage
+    create_backup /opt/investbrain/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "Investbrain" "investbrainapp/investbrain" "tarball" "latest" "/opt/investbrain"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="storage" fetch_and_deploy_gh_release "Investbrain" "investbrainapp/investbrain" "tarball" "latest" "/opt/investbrain"
 
     restore_backup
 
diff --git a/ct/invoiceshelf.sh b/ct/invoiceshelf.sh
index a58c7bca4..3d8eb13e2 100644
--- a/ct/invoiceshelf.sh
+++ b/ct/invoiceshelf.sh
@@ -36,9 +36,9 @@ function update_script() {
     systemctl stop caddy
     msg_ok "Stopped Services"
 
-    create_backup /opt/invoiceshelf/.env /opt/invoiceshelf/storage
+    create_backup /opt/invoiceshelf/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "invoiceshelf" "InvoiceShelf/InvoiceShelf" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="storage" fetch_and_deploy_gh_release "invoiceshelf" "InvoiceShelf/InvoiceShelf" "tarball"
 
     restore_backup
 
diff --git a/ct/librenms.sh b/ct/librenms.sh
index 9a7f2647a..8d8e81391 100644
--- a/ct/librenms.sh
+++ b/ct/librenms.sh
@@ -37,8 +37,8 @@ function update_script() {
     systemctl stop php8.4-fpm librenms-scheduler.timer
     msg_ok "Stopped Services"
 
-    create_backup /opt/librenms/.env /opt/librenms/config.php /opt/librenms/rrd
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "librenms" "librenms/librenms" "tarball"
+    create_backup /opt/librenms/.env /opt/librenms/config.php
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="rrd" fetch_and_deploy_gh_release "librenms" "librenms/librenms" "tarball"
     restore_backup
 
     msg_info "Updating LibreNMS"
diff --git a/ct/linkwarden.sh b/ct/linkwarden.sh
index 3a813c769..256d3b68d 100644
--- a/ct/linkwarden.sh
+++ b/ct/linkwarden.sh
@@ -36,9 +36,9 @@ function update_script() {
 
     RUST_CRATES="monolith" setup_rust
 
-    create_backup /opt/linkwarden/.env /opt/linkwarden/data
+    create_backup /opt/linkwarden/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "linkwarden" "linkwarden/linkwarden" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "linkwarden" "linkwarden/linkwarden" "tarball"
 
     restore_backup
 
diff --git a/ct/nametag.sh b/ct/nametag.sh
index 6c29b2f76..4d278f7dd 100644
--- a/ct/nametag.sh
+++ b/ct/nametag.sh
@@ -36,9 +36,9 @@ function update_script() {
     systemctl stop nametag
     msg_ok "Stopped Service"
 
-    create_backup /opt/nametag/.env /opt/nametag/data
+    create_backup /opt/nametag/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "nametag" "mattogodoy/nametag" "tarball" "latest" "/opt/nametag"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "nametag" "mattogodoy/nametag" "tarball" "latest" "/opt/nametag"
 
     restore_backup
 
diff --git a/ct/ownfoil.sh b/ct/ownfoil.sh
index e9a2a479c..c9d757581 100644
--- a/ct/ownfoil.sh
+++ b/ct/ownfoil.sh
@@ -36,11 +36,7 @@ function update_script() {
     systemctl stop ownfoil
     msg_ok "Stopped Service"
 
-    create_backup /opt/ownfoil/app/config
-
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "ownfoil" "a1ex4/ownfoil" "tarball" "${RELEASE}"
-
-    restore_backup
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="app/config" fetch_and_deploy_gh_release "ownfoil" "a1ex4/ownfoil" "tarball" "${RELEASE}"
 
     msg_info "Installing Dependencies"
     cd /opt/ownfoil
diff --git a/ct/passwordpusher.sh b/ct/passwordpusher.sh
index 4ac025594..24688c59b 100644
--- a/ct/passwordpusher.sh
+++ b/ct/passwordpusher.sh
@@ -36,9 +36,9 @@ function update_script() {
     systemctl stop passwordpusher
     msg_ok "Stopped Service"
 
-    create_backup /opt/passwordpusher/storage /opt/passwordpusher/.env.production
+    create_backup /opt/passwordpusher/.env.production
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "passwordpusher" "pglombardo/PasswordPusher" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="storage" fetch_and_deploy_gh_release "passwordpusher" "pglombardo/PasswordPusher" "tarball"
 
     restore_backup
 
diff --git a/ct/postiz.sh b/ct/postiz.sh
index 5380b3ec7..0f1d6ea9b 100644
--- a/ct/postiz.sh
+++ b/ct/postiz.sh
@@ -37,10 +37,9 @@ function update_script() {
     systemctl stop postiz-orchestrator postiz-frontend postiz-backend
     msg_ok "Stopped Services"
 
-    create_backup /opt/postiz/.env \
-      /opt/postiz/uploads
+    create_backup /opt/postiz/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "postiz" "gitroomhq/postiz-app" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="uploads" fetch_and_deploy_gh_release "postiz" "gitroomhq/postiz-app" "tarball"
 
     restore_backup
 
diff --git a/ct/radicale.sh b/ct/radicale.sh
index 91a912ad1..ffb0927fd 100644
--- a/ct/radicale.sh
+++ b/ct/radicale.sh
@@ -35,12 +35,8 @@ function update_script() {
     systemctl stop radicale
     msg_ok "Stopped service"
 
-    create_backup /opt/radicale/users
-
     PYTHON_VERSION="3.13" setup_uv
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "Radicale" "Kozea/Radicale" "tarball" "latest" "/opt/radicale"
-
-    restore_backup
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="users" fetch_and_deploy_gh_release "Radicale" "Kozea/Radicale" "tarball" "latest" "/opt/radicale"
 
     if grep -q 'start.sh' /etc/systemd/system/radicale.service; then
       sed -i -e '/^Description/i[Unit]' \
diff --git a/ct/solidtime.sh b/ct/solidtime.sh
index 26d0a91b6..e25b3f802 100644
--- a/ct/solidtime.sh
+++ b/ct/solidtime.sh
@@ -36,9 +36,9 @@ function update_script() {
     systemctl stop caddy
     msg_ok "Stopped Services"
 
-    create_backup /opt/solidtime/.env /opt/solidtime/storage
+    create_backup /opt/solidtime/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "solidtime" "solidtime-io/solidtime" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="storage" fetch_and_deploy_gh_release "solidtime" "solidtime-io/solidtime" "tarball"
 
     restore_backup
 
diff --git a/ct/soulsync.sh b/ct/soulsync.sh
index 9866b4e64..e461aa9ef 100644
--- a/ct/soulsync.sh
+++ b/ct/soulsync.sh
@@ -38,9 +38,9 @@ function update_script() {
     systemctl stop soulsync
     msg_ok "Stopped Service"
 
-    create_backup /opt/soulsync/config /opt/soulsync/data
+    create_backup /opt/soulsync/config
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "soulsync" "Nezreka/SoulSync" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "soulsync" "Nezreka/SoulSync" "tarball"
 
     restore_backup
 
diff --git a/ct/sparkyfitness.sh b/ct/sparkyfitness.sh
index 0016dae09..879dc4a49 100644
--- a/ct/sparkyfitness.sh
+++ b/ct/sparkyfitness.sh
@@ -37,11 +37,7 @@ function update_script() {
     systemctl stop sparkyfitness-server nginx
     msg_ok "Stopped Services"
 
-    create_backup /opt/sparkyfitness/SparkyFitnessServer/uploads /opt/sparkyfitness/SparkyFitnessServer/backup
-
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "sparkyfitness" "CodeWithCJ/SparkyFitness" "tarball"
-
-    restore_backup
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="SparkyFitnessServer/uploads SparkyFitnessServer/backup" fetch_and_deploy_gh_release "sparkyfitness" "CodeWithCJ/SparkyFitness" "tarball"
 
     PNPM_VERSION="$(jq -r '.packageManager | split("@")[1]' /opt/sparkyfitness/package.json)"
     NODE_VERSION="25" NODE_MODULE="pnpm@${PNPM_VERSION}" setup_nodejs
diff --git a/ct/sure.sh b/ct/sure.sh
index 6056314c3..cd5c7a356 100644
--- a/ct/sure.sh
+++ b/ct/sure.sh
@@ -65,9 +65,7 @@ EOF
       msg_ok "Stopped services"
     fi
 
-    create_backup /opt/sure/storage
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "Sure" "we-promise/sure" "tarball" "latest" "/opt/sure"
-    restore_backup
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="storage" fetch_and_deploy_gh_release "Sure" "we-promise/sure" "tarball" "latest" "/opt/sure"
     RUBY_VERSION="$(cat /opt/sure/.ruby-version)" RUBY_INSTALL_RAILS=false HOME=/root setup_ruby
 
     msg_info "Updating Sure"
diff --git a/ct/tandoor.sh b/ct/tandoor.sh
index 17e586ca9..efcb2bc99 100644
--- a/ct/tandoor.sh
+++ b/ct/tandoor.sh
@@ -44,11 +44,11 @@ function update_script() {
     systemctl stop tandoor
     msg_ok "Stopped Service"
 
-    create_backup /opt/tandoor/config /opt/tandoor/api /opt/tandoor/mediafiles /opt/tandoor/staticfiles /opt/tandoor/.env
+    create_backup /opt/tandoor/.env
 
     NODE_VERSION="22" NODE_MODULE="yarn" setup_nodejs
     PYTHON_VERSION="3.13" setup_uv
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "tandoor" "TandoorRecipes/recipes" "tarball" "latest" "/opt/tandoor"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="config api mediafiles staticfiles" fetch_and_deploy_gh_release "tandoor" "TandoorRecipes/recipes" "tarball" "latest" "/opt/tandoor"
 
     restore_backup
 
diff --git a/ct/termix.sh b/ct/termix.sh
index 0142e8e75..4b1c56e35 100644
--- a/ct/termix.sh
+++ b/ct/termix.sh
@@ -163,13 +163,9 @@ EOF
     fi
     msg_ok "Migrated Configuration"
 
-    create_backup \
-      /opt/termix/db/data \
-      /opt/termix/data \
-      /opt/termix/uploads \
-      /opt/termix/.env
+    create_backup /opt/termix/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "termix" "Termix-SSH/Termix" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="db/data data uploads" fetch_and_deploy_gh_release "termix" "Termix-SSH/Termix" "tarball"
 
     restore_backup
 
diff --git a/ct/transmute.sh b/ct/transmute.sh
index e8888221b..fa7608ce2 100644
--- a/ct/transmute.sh
+++ b/ct/transmute.sh
@@ -41,9 +41,9 @@ function update_script() {
     systemctl stop transmute
     msg_ok "Stopped Service"
 
-    create_backup /opt/transmute/backend/.env /opt/transmute/data
+    create_backup /opt/transmute/backend/.env
 
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "transmute" "transmute-app/transmute" "tarball"
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data" fetch_and_deploy_gh_release "transmute" "transmute-app/transmute" "tarball"
 
     restore_backup
 
diff --git a/ct/xyops.sh b/ct/xyops.sh
index 9ae0f56a3..c00c8f394 100644
--- a/ct/xyops.sh
+++ b/ct/xyops.sh
@@ -36,11 +36,7 @@ function update_script() {
     systemctl stop xyops
     msg_ok "Stopped Service"
 
-    create_backup /opt/xyops/data /opt/xyops/conf
-
-    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "xyops" "pixlcore/xyops" "tarball"
-
-    restore_backup
+    CLEAN_INSTALL=1 CLEAN_INSTALL_KEEP="data conf" fetch_and_deploy_gh_release "xyops" "pixlcore/xyops" "tarball"
 
     msg_info "Rebuilding Application"
     cd /opt/xyops