feature: Add missing application properties (including Teams) (#1604)

* Add missing application properties

Add IsBotPublic, BotRequiresCodeGrant, and Team properties to IApplication

* To immutable list

* Change list to array

src/Discord.Net.Rest/API/Common/Application.cs

@@ -1,4 +1,4 @@
-#pragma warning disable CS1591
+#pragma warning disable CS1591
 using Newtonsoft.Json;
 
 namespace Discord.API
@@ -15,6 +15,12 @@ namespace Discord.API
         public ulong Id { get; set; }
         [JsonProperty("icon")]
         public string Icon { get; set; }
+        [JsonProperty("bot_public")]
+        public bool IsBotPublic { get; set; }
+        [JsonProperty("bot_require_code_grant")]
+        public bool BotRequiresCodeGrant { get; set; }
+        [JsonProperty("team")]
+        public Optional<Team> Team { get; set; }
 
         [JsonProperty("flags"), Int53]
         public Optional<ulong> Flags { get; set; }

src/Discord.Net.Rest/API/Common/MembershipState.cs

@@ -0,0 +1,9 @@
+namespace Discord.API
+{
+    internal enum MembershipState
+    {
+        None = 0,
+        Invited = 1,
+        Accepted = 2,
+    }
+}

src/Discord.Net.Rest/API/Common/Team.cs

@@ -0,0 +1,17 @@
+#pragma warning disable CS1591
+using Newtonsoft.Json;
+
+namespace Discord.API
+{
+    internal class Team
+    {
+        [JsonProperty("icon")]
+        public Optional<string> Icon { get; set; }
+        [JsonProperty("id")]
+        public ulong Id { get; set; }
+        [JsonProperty("members")]
+        public TeamMember[] TeamMembers { get; set; }
+        [JsonProperty("owner_user_id")]
+        public ulong OwnerUserId { get; set; }
+    }
+}

src/Discord.Net.Rest/API/Common/TeamMember.cs

@@ -0,0 +1,17 @@
+#pragma warning disable CS1591
+using Newtonsoft.Json;
+
+namespace Discord.API
+{
+    internal class TeamMember
+    {
+        [JsonProperty("membership_state")]
+        public MembershipState MembershipState { get; set; }
+        [JsonProperty("permissions")]
+        public string[] Permissions { get; set; }
+        [JsonProperty("team_id")]
+        public ulong TeamId { get; set; }
+        [JsonProperty("user")]
+        public User User { get; set; }
+    }
+}