docs: clarify dev-only flags and openapi implementation gaps

DOC-03: X-Tenant-Id не реализован в handlers; лимиты CDN preview; SEC-02 пометки в compose; sync endpoints в access.md.
Co-authored-by: Cursor <[email protected]>

deploy/compose/docker-compose.yaml

@@ -96,7 +96,7 @@ services:
       <<: *env-ref
       EVOBGP_HTTP_ADDR: ":8080"
       EVOBGP_SEED_DEMO: "1"
-      # Local reference only: allows Bearer dev for scheduler HTTP client (EVOBGP_SCHEDULER_BEARER).
+      # DEV ONLY — не для production. Bearer dev + слабые demo-секреты (см. docs/access.md).
       EVOBGP_DEV_INSECURE: "1"
       EVOBGP_BIRDC_SOCKET: /run/bird/bird.ctl
       EVOBGP_BIRDC_INTERVAL: 30s

deploy/compose/stack.microvps-full.yaml

@@ -135,6 +135,7 @@ services:
       EVOBGP_BIRDC_INTERVAL: 30s
       EVOBGP_BIRD_ACTIVE_DIR: /etc/bird
       EVOBGP_BIRD_STAGING_DIR: /tmp/evobgp-bird-staging
+      # DEV ONLY — не для production (см. docs/access.md).
       EVOBGP_DEV_INSECURE: "1"
     volumes:
       - bird_etc:/etc/bird