Postiz (#15048)

* Add postiz (ct)

* Update postiz.sh

* rm: python

---------

Co-authored-by: push-app-to-main[bot] <203845782+push-app-to-main[bot]@users.noreply.github.com>
Co-authored-by: Michel Roegl-Brunner <73236783+michelroegl-brunner@users.noreply.github.com>
Co-authored-by: Tobias <96661824+CrazyWolf13@users.noreply.github.com>

ct/headers/postiz

@@ -0,0 +1,6 @@
+    ____             __  _    
+   / __ \____  _____/ /_(_)___
+  / /_/ / __ \/ ___/ __/ /_  /
+ / ____/ /_/ (__  ) /_/ / / /_
+/_/    \____/____/\__/_/ /___/
+                              

ct/postiz.sh

@@ -0,0 +1,78 @@
+#!/usr/bin/env bash
+source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/build.func)
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: MickLesk (CanbiZ)
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/gitroomhq/postiz-app
+
+APP="Postiz"
+var_tags="${var_tags:-social-media;scheduling;automation}"
+var_cpu="${var_cpu:-4}"
+var_ram="${var_ram:-8192}"
+var_disk="${var_disk:-20}"
+var_os="${var_os:-debian}"
+var_version="${var_version:-13}"
+var_arm64="${var_arm64:-no}"
+var_unprivileged="${var_unprivileged:-1}"
+
+header_info "$APP"
+variables
+color
+catch_errors
+
+function update_script() {
+  header_info
+  check_container_storage
+  check_container_resources
+
+  if [[ ! -d /opt/postiz ]]; then
+    msg_error "No ${APP} Installation Found!"
+    exit
+  fi
+
+  if check_for_gh_release "postiz" "gitroomhq/postiz-app"; then
+    msg_info "Stopping Services"
+    systemctl stop postiz-orchestrator postiz-frontend postiz-backend
+    msg_ok "Stopped Services"
+
+    create_backup /opt/postiz/.env \
+                  /opt/postiz/uploads
+
+    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "postiz" "gitroomhq/postiz-app" "tarball"
+
+    msg_info "Building Application"
+    cd /opt/postiz
+    cp /opt/postiz_env.bak /opt/postiz/.env
+    set -a && source /opt/postiz/.env && set +a
+    export NODE_OPTIONS="--max-old-space-size=4096"
+    $STD pnpm install
+    $STD pnpm run build
+    unset NODE_OPTIONS
+    msg_ok "Built Application"
+
+    msg_info "Running Database Migrations"
+    cd /opt/postiz
+    $STD pnpm run prisma-db-push
+    msg_ok "Ran Database Migrations"
+
+
+    mkdir -p /opt/postiz/uploads
+    restore_backup
+
+    msg_info "Starting Services"
+    systemctl start postiz-backend postiz-frontend postiz-orchestrator
+    msg_ok "Started Services"
+    msg_ok "Updated successfully!"
+  fi
+  exit
+}
+
+start
+build_container
+description
+
+msg_ok "Completed Successfully!\n"
+echo -e "${CREATING}${GN}${APP} setup has been successfully initialized!${CL}"
+echo -e "${INFO}${YW} Access it using the following URL:${CL}"
+echo -e "${TAB}${GATEWAY}${BGN}http://${IP}${CL}"