Add Summit Stride 5K training tracker at /running

Node/Express backend with SQLite storage, WebAuthn passkey auth,
and React frontend built via Vite. Caddy routes /running/* via
handle_path labels on docker-compose.

docker-compose.yml

@@ -55,6 +55,22 @@ services:
       caddy.reverse_proxy: "{{upstreams 8080}}"
     restart: unless-stopped
 
+  running-app:
+    build: ./apps/running
+    container_name: running-app
+    networks:
+      - server-network
+    volumes:
+      - ./apps/running/data:/app/data
+    environment:
+      - NODE_ENV=production
+      - SESSION_SECRET=${RUNNING_SESSION_SECRET:-change-me-in-production}
+    labels:
+      caddy: jamesvanboxtel.com
+      caddy.handle_path: /running/*
+      caddy.handle_path.reverse_proxy: "{{upstreams 8080}}"
+    restart: unless-stopped
+
 networks:
   server-network:
     external: false