Enhance healthchecks update process with backup and venv

Added backup creation for existing healthchecks installation before updating. Enhanced the update process by recreating the Python virtual environment and installing requirements.

ct/healthchecks.sh

@@ -28,26 +28,42 @@ function update_script() {
     msg_error "No ${APP} Installation Found!"
     exit
   fi
+
   if check_for_gh_release "healthchecks" "healthchecks/healthchecks"; then
     msg_info "Stopping Services"
     systemctl stop healthchecks
     msg_ok "Stopped Services"
 
-    PYTHON_VERSION="3.13" setup_uv
+    msg_info "Backing up existing installation"
+    BACKUP="/opt/healthchecks-backup-$(date +%F-%H%M)"
+    cp -a /opt/healthchecks "$BACKUP"
+    msg_ok "Backup created at $BACKUP"
+
     fetch_and_deploy_gh_release "healthchecks" "healthchecks/healthchecks"
 
-    msg_info "Updating healthchecks"
     cd /opt/healthchecks
-    mkdir -p /opt/healthchecks/static-collected/
-    $STD uv pip install wheel gunicorn -r requirements.txt --system
-    $STD uv run -- python manage.py makemigrations
-    $STD uv run -- python manage.py migrate --noinput
-    $STD uv run -- python manage.py collectstatic --noinput
-    $STD uv run -- python manage.py compress
-    msg_ok "Updated healthchecks"
+    if [[ -d venv ]]; then
+      rm -rf venv
+    fi
+    msg_info "Recreating Python venv"
+    $STD python3 -m venv venv
+    $STD source venv/bin/activate
+    $STD pip install --upgrade pip wheel
+    msg_ok "Created venv"
+
+    msg_info "Installing requirements"
+    $STD pip install gunicorn -r requirements.txt
+    msg_ok "Installed requirements"
+
+    msg_info "Running Django migrations"
+    $STD python manage.py migrate --noinput
+    $STD python manage.py collectstatic --noinput
+    $STD python manage.py compress
+    msg_ok "Completed Django migrations and static build"
+
     msg_info "Starting Services"
     systemctl start healthchecks
-    systemctl restart caddy
+    systemctl reload caddy
     msg_ok "Started Services"
     msg_ok "Updated successfully!"
   fi