Added Docker support, updated README.md

docker-compose.yml

@@ -0,0 +1,20 @@
+services:
+  telemt:
+    build: .
+    container_name: telemt
+    restart: unless-stopped
+    ports:
+      - "443:443"
+    volumes:
+      - ./config.toml:/app/config.toml:ro
+    environment:
+      - RUST_LOG=info
+    # Uncomment this line if you want to use host network for IPv6, but bridge is default and usually better
+    # network_mode: host
+    cap_drop:
+      - ALL
+    cap_add:
+      - NET_BIND_SERVICE   # allow binding to port 443
+    read_only: true
+    security_opt:
+      - no-new-privileges:true