multi and single docker-compose deployment

Signed-off-by: Ismail Yenigul <ismailyenigul@gmail.com>

.examples/docker-compose/with-traefik2-postgresql-redis-multi-network/traefik2/docker-compose.yml

@@ -0,0 +1,47 @@
+
+# Create  network first
+# docker network  create --driver=bridge --attachable --internal=false traefik
+#NOTES:
+#1. certificatesresolvers.myresolver.acme.email=myemail@gmail.com 
+# cat docker-compose.yml
+
+version: '3.3'
+
+volumes:
+  letsencrypt:
+    driver: local
+
+
+services:
+
+  traefik:
+    image: traefik:v2.2
+    container_name: traefik
+    restart: always
+    command:
+      - "--log.level=DEBUG"
+      - "--api.insecure=true"
+      - "--providers.docker=true"
+      - "--providers.docker.network=traefik"
+      - "--providers.docker.exposedbydefault=true"
+      - "--entrypoints.web.address=:80"
+      - "--entrypoints.websecure.address=:443"
+      - "--entrypoints.web.http.redirections.entryPoint.to=websecure"
+      - "--entrypoints.web.http.redirections.entryPoint.scheme=https"
+      - "--certificatesresolvers.myresolver.acme.httpchallenge=true"
+      - "--certificatesresolvers.myresolver.acme.httpchallenge.entrypoint=web"
+      - "--certificatesresolvers.myresolver.acme.email=myemail@gmail.com"
+      - "--certificatesresolvers.myresolver.acme.storage=/letsencrypt/acme.json"
+    ports:
+      - 80:80
+      - 443:443
+    networks:
+      - default
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+      - letsencrypt:/letsencrypt
+
+networks:
+  default:
+    external:
+      name: traefik