feat(infrastructure): Update deployment configs and add hosting documentation

- Update docker-compose.swarm.yml with latest service configurations
- Add docker-compose.website-only.yml for standalone website deployment
- Add domain_info.yaml with DNS and hosting configuration details
- Add hosting.md with deployment and infrastructure documentation

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

docker-compose.swarm.yml

@@ -11,7 +11,7 @@ services:
       replicas: 2
       placement:
         constraints:
-          - node.role == worker
+          - node.role == manager
       resources:
         limits:
           memory: 1G
@@ -44,7 +44,7 @@ services:
       replicas: 2
       placement:
         constraints:
-          - node.role == worker  
+          - node.role == manager  
       resources:
         limits:
           memory: 512M
@@ -74,7 +74,7 @@ services:
       replicas: 2
       placement:
         constraints:
-          - node.role == worker
+          - node.role == manager
       resources:
         limits:
           memory: 128M
@@ -136,7 +136,7 @@ services:
       replicas: 2
       placement:
         constraints:
-          - node.role == worker
+          - node.role == manager
       resources:
         limits:
           memory: 1G
@@ -171,7 +171,7 @@ services:
       replicas: 1
       placement:
         constraints:
-          - node.role == worker
+          - node.role == manager
       resources:
         limits:
           memory: 512M