feat(erpnext): add migration to v16/update install script for v16

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -486,6 +486,12 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 
 </details>
 
+## 2026-06-27
+
+### ❔ Uncategorized
+
+  - fix(endurain): replace Poetry/uv-pip backend setup with uv sync --frozen --no-dev [@Copilot](https://github.com/Copilot) ([#15429](https://github.com/community-scripts/ProxmoxVE/pull/15429))
+
 ## 2026-06-26
 
 ### 🚀 Updated Scripts

ct/endurain.sh

@@ -63,10 +63,7 @@ function update_script() {
     cd /opt/endurain/backend
     UV_VERSION=$(grep -Po 'required-version\s*=\s*"\K[^"]+' pyproject.toml 2>/dev/null || echo "0.11.18")
     UV_VERSION="$UV_VERSION" setup_uv
-    $STD poetry export -f requirements.txt --output requirements.txt --without-hashes
-    $STD uv venv --clear
-    $STD uv pip install -r requirements.txt
-    $STD uv pip install pytz
+    $STD uv sync --frozen --no-dev
     msg_ok "Backend Updated"
 
     msg_info "Starting Service"

ct/erpnext.sh

@@ -29,9 +29,59 @@ function update_script() {
     msg_error "No ${APP} Installation Found!"
     exit
   fi
-  msg_info "Updating ERPNext"
-  $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; cd /opt/frappe-bench && bench update --reset'
-  msg_ok "Updated ERPNext"
+
+  FRAPPE_MAJOR="$(grep -oP '__version__\s*=\s*[\x27"]\K[0-9]+' /opt/frappe-bench/apps/frappe/frappe/__init__.py 2>/dev/null || echo 0)"
+  SITE="$(ls /opt/frappe-bench/sites/*/site_config.json 2>/dev/null | head -1 | cut -d/ -f5)"
+  [[ -z "$SITE" ]] && SITE="site1.local"
+
+  if [[ "${FRAPPE_MAJOR:-0}" -lt 16 ]] && { [[ "${PHS_SILENT:-0}" == "1" ]] || whiptail --backtitle "Proxmox VE Helper Scripts" --title "ERPNext v16 Major Upgrade" \
+    --yesno "A major upgrade from Frappe/ERPNext v15 to v16 is available.\n\nUpgrade to v16 now?" 16 78; }; then
+
+    msg_info "Backing up site ${SITE}"
+    $STD sudo -u frappe bash -c "export PATH=\"\$HOME/.local/bin:/usr/local/bin:\$PATH\"; cd /opt/frappe-bench && bench --site ${SITE} backup"
+    msg_ok "Backup created"
+
+    msg_info "Installing Dependencies"
+    $STD apt-get install -y pkg-config
+    $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:/usr/local/bin:$PATH"; uv python install 3.14'
+    msg_ok "Installed Dependencies"
+
+    msg_info "Migrating bench environment"
+    $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:/usr/local/bin:$PATH"; cd /opt/frappe-bench && bench migrate-env "$(uv python find 3.14)"'
+    msg_ok "Migrated environment"
+
+    msg_info "Switching Frappe and ERPNext to v16 (Patience)"
+    $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:/usr/local/bin:$PATH"; cd /opt/frappe-bench && bench switch-to-branch version-16 frappe erpnext --upgrade' || true
+    NEW_MAJOR="$(grep -oP '__version__\s*=\s*[\x27"]\K[0-9]+' /opt/frappe-bench/apps/frappe/frappe/__init__.py 2>/dev/null || echo 0)"
+    if [[ "${NEW_MAJOR:-0}" -lt 16 ]]; then
+      msg_error "Failed to switch Frappe/ERPNext to v16"
+      exit 250
+    fi
+    msg_ok "Switched to v16"
+
+    msg_info "Running database migration (Patience)"
+    for i in 1 2 3; do
+      $STD sudo -u frappe bash -c "export PATH=\"\$HOME/.local/bin:/usr/local/bin:\$PATH\"; cd /opt/frappe-bench && bench --site ${SITE} migrate" && break
+      [[ "$i" -eq 3 ]] && {
+        msg_error "Database migration failed after 3 attempts"
+        exit 253
+      }
+    done
+    msg_ok "Database migrated"
+
+    msg_info "Building assets"
+    $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:/usr/local/bin:$PATH"; cd /opt/frappe-bench && bench build --production'
+    msg_ok "Assets built"
+
+    msg_info "Restarting ERPNext"
+    $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:/usr/local/bin:$PATH"; cd /opt/frappe-bench && bench restart'
+    msg_ok "Upgraded ERPNext to v16"
+  else
+    msg_info "Updating ERPNext"
+    $STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; cd /opt/frappe-bench && bench update --reset'
+    msg_ok "Updated ERPNext"
+  fi
+  msg_ok "Updated successfully!"
   exit
 }
 

install/endurain-install.sh

@@ -83,14 +83,7 @@ msg_info "Setting up Backend"
 cd /opt/endurain/backend
 UV_VERSION=$(grep -Po 'required-version\s*=\s*"\K[^"]+' pyproject.toml 2>/dev/null || echo "0.11.18")
 UV_VERSION="$UV_VERSION" setup_uv
-$STD uv tool install poetry
-$STD uv tool update-shell
-export PATH="/root/.local/bin:$PATH"
-$STD poetry self add poetry-plugin-export
-$STD poetry export -f requirements.txt --output requirements.txt --without-hashes
-$STD uv venv --clear
-$STD uv pip install -r requirements.txt
-$STD uv pip install pytz
+$STD uv sync --frozen --no-dev
 msg_ok "Setup Backend"
 
 msg_info "Creating Service"

install/erpnext-install.sh

@@ -31,11 +31,12 @@ $STD apt install -y \
   libjpeg-dev \
   libmariadb-dev \
   python3-pip \
+  pkg-config \
   cron
 msg_ok "Installed Dependencies"
 
 NODE_VERSION="24" NODE_MODULE="yarn" setup_nodejs
-UV_PYTHON="3.13" setup_uv
+UV_PYTHON="3.14" setup_uv
 setup_mariadb
 
 msg_info "Configuring MariaDB for ERPNext"
@@ -68,8 +69,9 @@ msg_info "Initializing Frappe Bench"
 ADMIN_PASS=$(openssl rand -base64 18 | tr -dc 'a-zA-Z0-9' | head -c13)
 DB_ROOT_PASS=$(openssl rand -base64 18 | tr -dc 'a-zA-Z0-9' | head -c13)
 mysql -u root -e "ALTER USER 'root'@'localhost' IDENTIFIED BY '${DB_ROOT_PASS}'; FLUSH PRIVILEGES;"
-$STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; cd /opt && bench init --frappe-branch version-15 frappe-bench'
-$STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; cd /opt/frappe-bench && bench get-app erpnext --branch version-15'
+$STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; uv python install 3.14'
+$STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; cd /opt && bench init --frappe-branch version-16 --python "$(uv python find 3.14)" frappe-bench'
+$STD sudo -u frappe bash -c 'export PATH="$HOME/.local/bin:$PATH"; cd /opt/frappe-bench && bench get-app erpnext --branch version-16'
 
 msg_info "Starting Redis Services for Site Setup"
 $STD sudo -u frappe bash -c 'redis-server /opt/frappe-bench/config/redis_queue.conf --daemonize yes'