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/wireguard/compose.yaml

@@ -0,0 +1,26 @@
+services:
+  wireguard:
+    image: linuxserver/wireguard:latest
+    container_name: wireguard
+    restart: unless-stopped
+    cap_add:
+      - NET_ADMIN
+      - SYS_MODULE
+    volumes:
+      - wireguard_config:/config
+      - /lib/modules:/lib/modules
+    environment:
+      - PUID=1000
+      - PGID=1000
+      - TZ=UTC
+    networks:
+      - wireguard-network
+    sysctls:
+      - net.ipv4.conf.all.src_valid_mark=1
+
+volumes:
+  wireguard_config:
+
+networks:
+  wireguard-network:
+    driver: bridge