fix: Rename compose.yml to compose.yaml for Komodo compatibility

Komodo Resource Sync expects compose.yaml (not .yml)
All 22 stack compose files renamed for consistency

stacks/portainer/compose.yml

@@ -1,25 +0,0 @@
-services:
-  portainer:
-    image: portainer/portainer-ce:latest
-    container_name: portainer
-    restart: unless-stopped
-    ports:
-      - "127.0.0.1:9000:9000"
-    volumes:
-      - portainer_data:/data
-      - /var/run/docker.sock:/var/run/docker.sock
-    networks:
-      - portainer-network
-    healthcheck:
-      test: ["CMD", "curl", "-f", "http://localhost:9000/api/version"]
-      interval: 30s
-      timeout: 10s
-      retries: 3
-      start_period: 30s
-
-volumes:
-  portainer_data:
-
-networks:
-  portainer-network:
-    driver: bridge