Started working on a Steam library

OmegaLeo.HelperLib.Steamworks/README.md

@@ -9,6 +9,9 @@ This package provides a simple Steam API wrapper for common tasks like initializ
 - Safe shutdown with `SteamManager.Shutdown()`
 - Player persona name access with `SteamManager.GetSteamName()`
 - Achievement helpers via `AchievementManager`
+- Steam Workshop (UGC) helpers via `SteamManager.Instance.Ugc`
+- Steam Remote Play helpers via `SteamManager.Instance.RemotePlay`
+- Additional interface managers: Controller, Friends, GameServer, Input, Inventory, Matchmaking, Parties, RemoteStorage, Screenshots, UserStats, Utils, Video, and more.
 - Includes native Steam runtime files in NuGet package `runtimes/`
 
 ## Installation
@@ -35,9 +38,59 @@ steam.Update();
 var achievements = new AchievementManager();
 achievements.UnlockAchievement("ACH_FIRST_WIN");
 
+// Steam Workshop (UGC) example
+var subscribedIds = steam.Ugc.GetSubscribedItems();
+
+// Steam Remote Play example
+var remotePlaySessionCount = steam.RemotePlay.GetSessionCount();
+
 steam.Shutdown();
 ```
 
+## More API Examples
+```cs
+var steam = SteamManager.Instance;
+
+// Friends / rich presence
+steam.Friends.SetRichPresence("status", "In Match");
+steam.Friends.SetRichPresence("map", "Arena_01");
+var friendName = steam.Friends.GetFriendPersonaName(76561198000000000UL);
+var friendStatus = steam.Friends.GetFriendRichPresence(76561198000000000UL, "status");
+
+// Remote storage
+var saveBytes = System.Text.Encoding.UTF8.GetBytes("save-data-v1");
+steam.RemoteStorage.FileWrite("save_slot_1.dat", saveBytes);
+if (steam.RemoteStorage.FileRead("save_slot_1.dat", out var loadedBytes))
+{
+    var loadedText = System.Text.Encoding.UTF8.GetString(loadedBytes);
+}
+
+// User stats
+steam.UserStats.SetStatInt32("KILLS", 25);
+steam.UserStats.StoreStats();
+steam.UserStats.RequestGlobalStats(7);
+
+// UGC update convenience APIs (existing item)
+var options = new SteamUgcItemUpdateOptions
+{
+    Title = "My Workshop Item",
+    Description = "Updated description.",
+    Tags = new[] { "map", "coop" },
+    ContentFolder = "/absolute/path/to/content",
+    PreviewFile = "/absolute/path/to/preview.png"
+};
+var submitCallHandle = steam.Ugc.UpdateItem(480, 123456789012345678UL, options, "Updated content", out var failedStep);
+
+// Fluent session alternative
+var session = steam.Ugc.BeginUpdateSession(480, 123456789012345678UL)
+    .WithTitle("My Workshop Item")
+    .WithDescription("Updated description")
+    .WithTags("map", "coop")
+    .WithContentFolder("/absolute/path/to/content")
+    .WithPreviewFile("/absolute/path/to/preview.png");
+var submitCallHandle2 = session.Submit("Updated content", out var failedStep2);
+```
+
 ## Notes
 - Steam must be running and your app must be launched in a valid Steam context.
 - Configure your AppId before first access to `SteamManager.Instance`.