feat: add per-app resource limits to Docker Compose

Add CPU and memory limits/reservations for app (512M/0.5CPU) and
celery-worker (256M/0.25CPU) services to prevent resource contention
in multi-app deployments.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: baijum

deploy/docker-compose.yml

@@ -14,6 +14,14 @@ services:
     restart: unless-stopped
     networks:
       - towlion
+    deploy:
+      resources:
+        limits:
+          cpus: '0.50'
+          memory: 512M
+        reservations:
+          cpus: '0.25'
+          memory: 256M
 
   celery-worker:
     build:
@@ -25,6 +33,14 @@ services:
     restart: unless-stopped
     networks:
       - towlion
+    deploy:
+      resources:
+        limits:
+          cpus: '0.25'
+          memory: 256M
+        reservations:
+          cpus: '0.10'
+          memory: 128M
 
 networks:
   towlion: