feat: add shared ai workspace assistant service

infra/docker-compose.dev.yml

@@ -20,6 +20,8 @@ services:
         condition: service_started
       ai-workspace-hub:
         condition: service_started
+      ai-workspace-assistant:
+        condition: service_started
     extra_hosts:
       - "host.docker.internal:host-gateway"
 
@@ -128,6 +130,46 @@ services:
       notification-postgres:
         condition: service_healthy
 
+  ai-workspace-postgres:
+    image: docker.io/library/postgres:16-alpine
+    restart: unless-stopped
+    env_file:
+      - path: .env
+        required: false
+    environment:
+      POSTGRES_DB: ${AI_WORKSPACE_PG_DB:-nodedc_ai_workspace}
+      POSTGRES_PASSWORD: ${AI_WORKSPACE_PG_PASS:-nodedc_ai_workspace}
+      POSTGRES_USER: ${AI_WORKSPACE_PG_USER:-nodedc_ai_workspace}
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -d $${POSTGRES_DB} -U $${POSTGRES_USER}"]
+      interval: 30s
+      timeout: 5s
+      retries: 5
+      start_period: 20s
+    volumes:
+      - ai-workspace-database:/var/lib/postgresql/data
+
+  ai-workspace-assistant:
+    image: nodedc/ai-workspace-assistant:local
+    build:
+      context: ../services/ai-workspace-assistant
+    restart: unless-stopped
+    env_file:
+      - path: .env
+        required: false
+    environment:
+      NODE_ENV: production
+      PORT: 18082
+      DATABASE_URL: postgres://${AI_WORKSPACE_PG_USER:-nodedc_ai_workspace}:${AI_WORKSPACE_PG_PASS:-nodedc_ai_workspace}@ai-workspace-postgres:5432/${AI_WORKSPACE_PG_DB:-nodedc_ai_workspace}
+      AI_WORKSPACE_ASSISTANT_TOKEN: ${AI_WORKSPACE_ASSISTANT_TOKEN:-dev-ai-workspace-assistant-token}
+    expose:
+      - "18082"
+    ports:
+      - "${AI_WORKSPACE_ASSISTANT_HOST_BIND:-127.0.0.1:18082}:18082"
+    depends_on:
+      ai-workspace-postgres:
+        condition: service_healthy
+
   ai-workspace-hub:
     image: nodedc/ai-workspace-hub:local
     build:
@@ -151,5 +193,6 @@ volumes:
   authentik-data:
   authentik-certs:
   notification-database:
+  ai-workspace-database:
   caddy-data:
   caddy-config: