diff --git a/docs/STAGING_SECURITY_PLAN.md b/docs/STAGING_SECURITY_PLAN.md
index 048517a..287634e 100644
--- a/docs/STAGING_SECURITY_PLAN.md
+++ b/docs/STAGING_SECURITY_PLAN.md
@@ -33,7 +33,31 @@ Reverse proxy обязан прокидывать:
 
 ## Runtime topology
 
-Staging можно собрать compose-файлом или эквивалентным deployment unit, но правила одинаковые:
+Staging baseline добавлен как пример:
+
+```text
+platform/infra/docker-compose.staging.example.yml
+platform/infra/reverse-proxy/Caddyfile.staging
+platform/infra/.env.staging.example
+```
+
+Запускать его нужно только после копирования `.env.staging.example` в ignored `.env.staging` и замены всех placeholder secrets:
+
+```bash
+cd /Users/dcconstructions/Downloads/mnt/NODEDC/platform/infra
+./scripts/check-staging-env.sh .env.staging
+docker compose --env-file .env.staging -f docker-compose.staging.example.yml config
+docker compose --env-file .env.staging -f docker-compose.staging.example.yml up -d
+```
+
+Можно проверить example compose без реальных secret так:
+
+```bash
+NODEDC_STAGING_ENV_FILE=.env.staging.example \
+  docker compose --env-file .env.staging.example -f docker-compose.staging.example.yml config
+```
+
+Runtime правила:
 
 - Authentik `server` и `worker` используют отдельный Postgres volume/network;
 - Authentik worker не монтирует `/var/run/docker.sock`;
@@ -122,4 +146,3 @@ Rotation policy до допуска внешних пользователей:
 8. Audit сохраняет admin actions, approve/reject и hard delete.
 9. Повторный accept уже принятого invite отклоняется.
 10. Прямые backend/internal endpoints без token возвращают `401`.
-
diff --git a/infra/.env.staging.example b/infra/.env.staging.example
new file mode 100644
index 0000000..c621c79
--- /dev/null
+++ b/infra/.env.staging.example
@@ -0,0 +1,50 @@
+# staging domains
+AUTH_DOMAIN=auth.staging.nodedc.example
+LAUNCHER_DOMAIN=launcher.staging.nodedc.example
+TASK_DOMAIN=task.staging.nodedc.example
+
+# edge proxy
+ACME_EMAIL=admin@nodedc.example
+PLATFORM_HTTP_PORT=80
+PLATFORM_HTTPS_PORT=443
+PLATFORM_PROXY_IMAGE=caddy:2-alpine
+STAGING_LAUNCHER_UPSTREAM=launcher:5173
+STAGING_TASK_MANAGER_UPSTREAM=task-manager-proxy:80
+
+# authentik image
+AUTHENTIK_IMAGE=ghcr.io/goauthentik/server
+AUTHENTIK_TAG=2026.2.2
+
+# authentik database
+PG_DB=authentik
+PG_USER=authentik
+PG_PASS=replace-with-random-staging-secret
+
+# authentik
+AUTHENTIK_SECRET_KEY=replace-with-random-staging-secret
+AUTHENTIK_ERROR_REPORTING__ENABLED=false
+AUTHENTIK_LISTEN__TRUSTED_PROXY_CIDRS=replace-with-reverse-proxy-subnet
+
+# launcher oidc
+LAUNCHER_OIDC_ISSUER=https://auth.staging.nodedc.example/application/o/launcher/
+LAUNCHER_OIDC_CLIENT_ID=nodedc-launcher
+LAUNCHER_OIDC_CLIENT_SECRET=replace-with-random-staging-secret
+LAUNCHER_OIDC_REDIRECT_URI=https://launcher.staging.nodedc.example/auth/callback
+LAUNCHER_OIDC_LOGGED_OUT_REDIRECT_URI=https://launcher.staging.nodedc.example/auth/logged-out
+
+# plane oidc
+PLANE_OIDC_ISSUER=https://auth.staging.nodedc.example/application/o/task-manager/
+PLANE_OIDC_CLIENT_ID=nodedc-task-manager
+PLANE_OIDC_CLIENT_SECRET=replace-with-random-staging-secret
+PLANE_OIDC_REDIRECT_URI=https://task.staging.nodedc.example/auth/oidc/callback
+
+# security
+SESSION_SECRET=replace-with-random-staging-secret
+NODEDC_INTERNAL_ACCESS_TOKEN=replace-with-random-staging-secret
+COOKIE_DOMAIN=.staging.nodedc.example
+COOKIE_SECURE=true
+
+# tasker downstream security
+PLANE_NODEDC_ACCESS_ENFORCEMENT=1
+PLANE_NODEDC_ACCESS_ENFORCE_UNLINKED=1
+PLANE_NODEDC_ACCESS_TOKEN=replace-with-same-value-as-NODEDC_INTERNAL_ACCESS_TOKEN
diff --git a/infra/docker-compose.staging.example.yml b/infra/docker-compose.staging.example.yml
new file mode 100644
index 0000000..35e0eb9
--- /dev/null
+++ b/infra/docker-compose.staging.example.yml
@@ -0,0 +1,108 @@
+name: nodedc-platform-staging
+
+services:
+  reverse-proxy:
+    image: ${PLATFORM_PROXY_IMAGE:-caddy:2-alpine}
+    restart: unless-stopped
+    env_file:
+      - path: ${NODEDC_STAGING_ENV_FILE:-.env.staging}
+        required: true
+    ports:
+      - "${PLATFORM_HTTP_PORT:-80}:80"
+      - "${PLATFORM_HTTPS_PORT:-443}:443"
+    volumes:
+      - ./reverse-proxy/Caddyfile.staging:/etc/caddy/Caddyfile:ro
+      - caddy-data:/data
+      - caddy-config:/config
+    depends_on:
+      authentik-server:
+        condition: service_started
+    networks:
+      - edge
+      - identity
+
+  postgresql-authentik:
+    image: docker.io/library/postgres:16-alpine
+    restart: unless-stopped
+    env_file:
+      - path: ${NODEDC_STAGING_ENV_FILE:-.env.staging}
+        required: true
+    environment:
+      POSTGRES_DB: ${PG_DB:-authentik}
+      POSTGRES_PASSWORD: ${PG_PASS:?database password required}
+      POSTGRES_USER: ${PG_USER:-authentik}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -d $${POSTGRES_DB} -U $${POSTGRES_USER}"]
+      interval: 30s
+      timeout: 5s
+      retries: 5
+      start_period: 20s
+    volumes:
+      - authentik-database:/var/lib/postgresql/data
+    networks:
+      - identity
+
+  authentik-server:
+    image: ${AUTHENTIK_IMAGE:-ghcr.io/goauthentik/server}:${AUTHENTIK_TAG:-2026.2.2}
+    command: server
+    restart: unless-stopped
+    env_file:
+      - path: ${NODEDC_STAGING_ENV_FILE:-.env.staging}
+        required: true
+    environment:
+      AUTHENTIK_POSTGRESQL__HOST: postgresql-authentik
+      AUTHENTIK_POSTGRESQL__NAME: ${PG_DB:-authentik}
+      AUTHENTIK_POSTGRESQL__PASSWORD: ${PG_PASS:?database password required}
+      AUTHENTIK_POSTGRESQL__USER: ${PG_USER:-authentik}
+      AUTHENTIK_SECRET_KEY: ${AUTHENTIK_SECRET_KEY:?secret key required}
+      AUTHENTIK_ERROR_REPORTING__ENABLED: ${AUTHENTIK_ERROR_REPORTING__ENABLED:-false}
+      AUTHENTIK_LISTEN__TRUSTED_PROXY_CIDRS: ${AUTHENTIK_LISTEN__TRUSTED_PROXY_CIDRS:?trusted proxy CIDR required}
+    depends_on:
+      postgresql-authentik:
+        condition: service_healthy
+    expose:
+      - "9000"
+      - "9443"
+    shm_size: 512mb
+    volumes:
+      - authentik-data:/data
+      - ./authentik/custom-templates:/templates:ro
+    networks:
+      - identity
+
+  authentik-worker:
+    image: ${AUTHENTIK_IMAGE:-ghcr.io/goauthentik/server}:${AUTHENTIK_TAG:-2026.2.2}
+    command: worker
+    restart: unless-stopped
+    env_file:
+      - path: ${NODEDC_STAGING_ENV_FILE:-.env.staging}
+        required: true
+    environment:
+      AUTHENTIK_POSTGRESQL__HOST: postgresql-authentik
+      AUTHENTIK_POSTGRESQL__NAME: ${PG_DB:-authentik}
+      AUTHENTIK_POSTGRESQL__PASSWORD: ${PG_PASS:?database password required}
+      AUTHENTIK_POSTGRESQL__USER: ${PG_USER:-authentik}
+      AUTHENTIK_SECRET_KEY: ${AUTHENTIK_SECRET_KEY:?secret key required}
+      AUTHENTIK_ERROR_REPORTING__ENABLED: ${AUTHENTIK_ERROR_REPORTING__ENABLED:-false}
+    depends_on:
+      postgresql-authentik:
+        condition: service_healthy
+    shm_size: 512mb
+    volumes:
+      - authentik-data:/data
+      - authentik-certs:/certs
+      - ./authentik/custom-templates:/templates:ro
+    networks:
+      - identity
+
+networks:
+  edge:
+  identity:
+    internal: true
+
+volumes:
+  authentik-database:
+  authentik-data:
+  authentik-certs:
+  caddy-data:
+  caddy-config:
diff --git a/infra/reverse-proxy/Caddyfile.staging b/infra/reverse-proxy/Caddyfile.staging
new file mode 100644
index 0000000..ece6046
--- /dev/null
+++ b/infra/reverse-proxy/Caddyfile.staging
@@ -0,0 +1,57 @@
+{
+	email {$ACME_EMAIL}
+}
+
+http://{$AUTH_DOMAIN} {
+	redir https://{host}{uri} permanent
+}
+
+http://{$LAUNCHER_DOMAIN} {
+	redir https://{host}{uri} permanent
+}
+
+http://{$TASK_DOMAIN} {
+	redir https://{host}{uri} permanent
+}
+
+{$AUTH_DOMAIN} {
+	header {
+		Strict-Transport-Security "max-age=31536000; includeSubDomains"
+	}
+
+	@auth_root path /
+	redir @auth_root https://{$LAUNCHER_DOMAIN}/ 302
+
+	@auth_user_dashboard path /if/user /if/user/*
+	redir @auth_user_dashboard https://{$LAUNCHER_DOMAIN}/ 302
+
+	reverse_proxy authentik-server:9000 {
+		header_up Host {host}
+		header_up X-Forwarded-Proto {scheme}
+		header_up X-Forwarded-For {remote_host}
+	}
+}
+
+{$LAUNCHER_DOMAIN} {
+	header {
+		Strict-Transport-Security "max-age=31536000; includeSubDomains"
+	}
+
+	reverse_proxy {$STAGING_LAUNCHER_UPSTREAM} {
+		header_up Host {host}
+		header_up X-Forwarded-Proto {scheme}
+		header_up X-Forwarded-For {remote_host}
+	}
+}
+
+{$TASK_DOMAIN} {
+	header {
+		Strict-Transport-Security "max-age=31536000; includeSubDomains"
+	}
+
+	reverse_proxy {$STAGING_TASK_MANAGER_UPSTREAM} {
+		header_up Host {host}
+		header_up X-Forwarded-Proto {scheme}
+		header_up X-Forwarded-For {remote_host}
+	}
+}
diff --git a/infra/scripts/check-staging-env.sh b/infra/scripts/check-staging-env.sh
new file mode 100755
index 0000000..063f6df
--- /dev/null
+++ b/infra/scripts/check-staging-env.sh
@@ -0,0 +1,137 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+ENV_FILE="${1:-"$ROOT_DIR/.env.staging"}"
+
+if [[ ! -f "$ENV_FILE" ]]; then
+  echo "Missing staging env file: $ENV_FILE" >&2
+  exit 1
+fi
+
+set -a
+# shellcheck disable=SC1090
+source "$ENV_FILE"
+set +a
+
+failures=0
+
+fail() {
+  echo "FAIL: $*" >&2
+  failures=$((failures + 1))
+}
+
+require_value() {
+  local name="$1"
+  local value="${!name:-}"
+
+  if [[ -z "$value" ]]; then
+    fail "$name is required"
+  fi
+}
+
+require_secret() {
+  local name="$1"
+  local value="${!name:-}"
+
+  require_value "$name"
+
+  if [[ "$value" =~ change-me|local-dev|replace-with|example ]]; then
+    fail "$name uses a placeholder/dev value"
+  fi
+
+  if [[ ${#value} -lt 32 ]]; then
+    fail "$name must be at least 32 characters"
+  fi
+}
+
+require_https_url() {
+  local name="$1"
+  local value="${!name:-}"
+
+  require_value "$name"
+
+  if [[ "$value" != https://* ]]; then
+    fail "$name must use https://"
+  fi
+}
+
+require_staging_domain() {
+  local name="$1"
+  local value="${!name:-}"
+
+  require_value "$name"
+
+  if [[ "$value" == *.local.nodedc || "$value" == "localhost" || "$value" == 127.* ]]; then
+    fail "$name must not use local/dev domain"
+  fi
+}
+
+require_value AUTH_DOMAIN
+require_value LAUNCHER_DOMAIN
+require_value TASK_DOMAIN
+require_value STAGING_LAUNCHER_UPSTREAM
+require_value STAGING_TASK_MANAGER_UPSTREAM
+require_value AUTHENTIK_LISTEN__TRUSTED_PROXY_CIDRS
+
+require_staging_domain AUTH_DOMAIN
+require_staging_domain LAUNCHER_DOMAIN
+require_staging_domain TASK_DOMAIN
+
+require_https_url LAUNCHER_OIDC_ISSUER
+require_https_url LAUNCHER_OIDC_REDIRECT_URI
+require_https_url LAUNCHER_OIDC_LOGGED_OUT_REDIRECT_URI
+require_https_url PLANE_OIDC_ISSUER
+require_https_url PLANE_OIDC_REDIRECT_URI
+
+require_secret PG_PASS
+require_secret AUTHENTIK_SECRET_KEY
+require_secret SESSION_SECRET
+require_secret NODEDC_INTERNAL_ACCESS_TOKEN
+require_secret LAUNCHER_OIDC_CLIENT_SECRET
+require_secret PLANE_OIDC_CLIENT_SECRET
+
+if [[ "${COOKIE_SECURE:-}" != "true" ]]; then
+  fail "COOKIE_SECURE must be true"
+fi
+
+if [[ "${COOKIE_DOMAIN:-}" == *.local.nodedc || "${COOKIE_DOMAIN:-}" == "localhost" ]]; then
+  fail "COOKIE_DOMAIN must not use local/dev domain"
+fi
+
+if [[ "${NODEDC_INTERNAL_ACCESS_TOKEN:-}" == "${LAUNCHER_OIDC_CLIENT_SECRET:-}" ]]; then
+  fail "NODEDC_INTERNAL_ACCESS_TOKEN must differ from LAUNCHER_OIDC_CLIENT_SECRET"
+fi
+
+if [[ "${NODEDC_INTERNAL_ACCESS_TOKEN:-}" == "${PLANE_OIDC_CLIENT_SECRET:-}" ]]; then
+  fail "NODEDC_INTERNAL_ACCESS_TOKEN must differ from PLANE_OIDC_CLIENT_SECRET"
+fi
+
+if [[ "${LAUNCHER_OIDC_CLIENT_SECRET:-}" == "${PLANE_OIDC_CLIENT_SECRET:-}" ]]; then
+  fail "Launcher and Tasker OIDC client secrets must differ"
+fi
+
+if [[ "${PLANE_NODEDC_ACCESS_TOKEN:-}" != "${NODEDC_INTERNAL_ACCESS_TOKEN:-}" ]]; then
+  fail "PLANE_NODEDC_ACCESS_TOKEN must match NODEDC_INTERNAL_ACCESS_TOKEN"
+fi
+
+if [[ "${PLANE_NODEDC_ACCESS_ENFORCEMENT:-}" != "1" ]]; then
+  fail "PLANE_NODEDC_ACCESS_ENFORCEMENT must be 1"
+fi
+
+if [[ "${PLANE_NODEDC_ACCESS_ENFORCE_UNLINKED:-}" != "1" ]]; then
+  fail "PLANE_NODEDC_ACCESS_ENFORCE_UNLINKED must be 1"
+fi
+
+case "${AUTHENTIK_LISTEN__TRUSTED_PROXY_CIDRS:-}" in
+  *"0.0.0.0/0"*|*"::/0"*|*"10.0.0.0/8"*|*"172.16.0.0/12"*|*"192.168.0.0/16"*|*"127.0.0.0/8"*)
+    fail "AUTHENTIK_LISTEN__TRUSTED_PROXY_CIDRS must be limited to the actual reverse-proxy/ingress subnet"
+    ;;
+esac
+
+if [[ $failures -gt 0 ]]; then
+  echo "Staging env check failed with $failures issue(s)." >&2
+  exit 1
+fi
+
+echo "Staging env check passed: $ENV_FILE"