added trade-hub role and files

roles/trade_hub/files/trade-hub/podman-compose.yml

@@ -0,0 +1,38 @@
+services:
+  db:
+    image: docker.io/library/postgres:16-alpine
+    environment:
+      POSTGRES_USER: sc_inventory
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-sc_inventory_dev}
+      POSTGRES_DB: sc_inventory
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U sc_inventory -d sc_inventory"]
+      interval: 5s
+      timeout: 3s
+      retries: 20
+    restart: unless-stopped
+
+  backend:
+    build: ./backend
+    image: localhost/sc-inventory-backend:latest
+    environment:
+      DATABASE_URL: postgresql+psycopg://sc_inventory:${POSTGRES_PASSWORD:-sc_inventory_dev}@db:5432/sc_inventory
+      DB_WAIT_SECONDS: "60"
+      COOKIE_SECURE: ${COOKIE_SECURE:-false}
+    depends_on:
+      - db
+    restart: unless-stopped
+
+  frontend:
+    build: ./frontend
+    image: localhost/sc-inventory-frontend:latest
+    ports:
+      - "8080:80"
+    depends_on:
+      - backend
+    restart: unless-stopped
+
+volumes:
+  pgdata: