Switch customer stack product to Uptime Kuma

Each customer now receives a dedicated Uptime Kuma monitoring instance
at their subdomain. Drops the unused Redis sidecar from the template.

Made-with: Cursor

docker/ss-atlas/templates/stack-template.yml

@@ -1,11 +1,14 @@
 # =============================================================================
-# CUSTOMER STACK TEMPLATE
+# CUSTOMER STACK TEMPLATE — Uptime Kuma
 # =============================================================================
 # This is the Docker Swarm stack that gets deployed for each paying customer.
 # It defines what product/service they receive when they subscribe.
 #
-# REPLACE the `web` service image (currently traefik/whoami as a placeholder)
-# with the actual application you are selling.
+# PRODUCT: Uptime Kuma — a self-hosted uptime/monitoring dashboard.
+# Each customer gets their own isolated instance at their subdomain.
+#
+# To sell a different product, replace the `web` service image and adjust
+# the port in the Traefik loadbalancer label accordingly.
 #
 # Template variables (injected at deploy time by swarm/client.go):
 #   {{.ID}}             - customer's username (used for unique resource naming)
@@ -21,9 +24,9 @@ version: "3.8"
 
 services:
   web:
-    image: traefik/whoami:latest
-    environment:
-      WHOAMI_NAME: "{{.Subdomain}}"
+    image: louislam/uptime-kuma:1
+    volumes:
+      - uptime_data:/app/data
     networks:
       - traefik_net
     deploy:
@@ -35,19 +38,7 @@ services:
         traefik.http.routers.customer-{{.ID}}-web.entrypoints: "websecure"
         traefik.http.routers.customer-{{.ID}}-web.tls: "true"
         traefik.http.routers.customer-{{.ID}}-web.middlewares: "authelia-auth@swarm"
-        traefik.http.services.customer-{{.ID}}-web.loadbalancer.server.port: "80"
-      restart_policy:
-        condition: on-failure
-
-  redis:
-    image: redis:7-alpine
-    command: redis-server --appendonly yes
-    volumes:
-      - redis_data:/data
-    networks:
-      - backend
-    deploy:
-      replicas: 1
+        traefik.http.services.customer-{{.ID}}-web.loadbalancer.server.port: "3001"
       restart_policy:
         condition: on-failure
 
@@ -55,9 +46,7 @@ networks:
   traefik_net:
     external: true
     name: "atlas_{{.TraefikNetwork}}"
-  backend:
-    driver: overlay
 
 volumes:
-  redis_data:
+  uptime_data:
     driver: local