GreenField: Cross-implemenation Lightning Node API (#1566)

* GreenField: Cross-implemenation Lightning Node API

* switch to hard unrsstricted check

* fix

* set LightningPrivateRouteHints in swagger + stores api

* add priv route hint

* rename models and add swagger defs to models

BTCPayServer.Client/Models/LightningNodeInformationData.cs

@@ -0,0 +1,31 @@
+using System.Collections.Generic;
+using BTCPayServer.Lightning;
+using NBitcoin;
+using NBitcoin.JsonConverters;
+using Newtonsoft.Json;
+
+namespace BTCPayServer.Client.Models
+{
+    public class LightningNodeInformationData
+    {
+        public IEnumerable<string> NodeInfoList { get; set; }
+        public int BlockHeight { get; set; }
+    }
+
+    public class LightningChannelData
+    {
+        public string RemoteNode { get; set; }
+
+        public bool IsPublic { get; set; }
+
+        public bool IsActive { get; set; }
+
+        [JsonProperty(ItemConverterType = typeof(MoneyJsonConverter))]
+        public LightMoney Capacity { get; set; }
+
+        [JsonProperty(ItemConverterType = typeof(MoneyJsonConverter))]
+        public LightMoney LocalBalance { get; set; }
+
+        public string ChannelPoint { get; set; }
+    }
+}