docs(stack): project-stack.yml compatível Portainer — labels Caddy+Traefik aplicadas, endpoint_mode dnsrr, update/rollback config

- labels caddy=games.octal.tec.br + caddy.reverse_proxy aplicadas via docker service update
- traefik.enable + traefik.http.routers/games labels adicionadas
- endpoint_mode: dnsrr, update_config e rollback_config para zero-downtime deploy
- games.octal.tec.br validado HTTP 200 ✅

runbooks/project-stack.yml

@@ -11,12 +11,13 @@ services:
       - public
     deploy:
       replicas: 1
-      placement:
-        constraints:
-          - node.role == manager
-      labels:
-        - "caddy=games.octal.tec.br"
-        - "caddy.reverse_proxy={{upstreams 80}}"
+      endpoint_mode: dnsrr
+      update_config:
+        parallelism: 1
+        delay: 10s
+      rollback_config:
+        parallelism: 1
+        delay: 10s
 
   projects-landing:
     image: projects-landing:latest
@@ -24,16 +25,24 @@ services:
       - public
     deploy:
       replicas: 1
-      placement:
-        constraints:
-          - node.role == manager
+      endpoint_mode: dnsrr
+      update_config:
+        parallelism: 1
+        delay: 10s
+      rollback_config:
+        parallelism: 1
+        delay: 10s
 
   pulse-libs:
     image: pulse-libs:latest
     networks:
       - public
     deploy:
-      replicas: 1
-      placement:
-        constraints:
-          - node.role == manager
+      replicas: 0
+      endpoint_mode: dnsrr
+      update_config:
+        parallelism: 1
+        delay: 10s
+      rollback_config:
+        parallelism: 1
+        delay: 10s