Create varnish

docker/services/varnish

@@ -0,0 +1,16 @@
+    network_mode: 'service:tinc'
+    image: varnish:7.3-alpine
+    command: "-p default_keep=300"
+    ports:
+      - "80:80/tcp"
+      - "443:443/tcp"
+      - "443:443/udp"
+    environment:
+      - VARNISH_SIZE=2G
+    tmpfs:
+      - /var/lib/varnish:exec
+    volumes:
+      - "./varnish/default.vcl:/etc/varnish/default.vcl"
+    depends_on:
+      - tinc
+    restart: always