Orlean (#32)

* Start building with orlean

* Add missing file

* Serialize grain state

* Remove grain and proxies

* update and add plan

* Update a bit

* Fix backtest grain

* Fix backtest grain

* Clean a bit

src/Managing.Application.Abstractions/Grains/IBacktestTradingBotGrain.cs

@@ -0,0 +1,45 @@
+using Managing.Domain.Backtests;
+using Managing.Domain.Bots;
+using Managing.Domain.Candles;
+using Managing.Domain.Users;
+using Orleans;
+
+namespace Managing.Application.Abstractions.Grains;
+
+/// <summary>
+/// Orleans grain interface for Backtest TradingBot operations.
+/// This interface extends ITradingBotGrain with backtest-specific functionality.
+/// </summary>
+public interface IBacktestTradingBotGrain : IGrainWithGuidKey
+{
+    /// <summary>
+    /// Runs a complete backtest following the exact pattern of GetBacktestingResult from Backtester.cs
+    /// </summary>
+    /// <param name="config">The trading bot configuration for this backtest</param>
+    /// <param name="candles">The candles to use for backtesting</param>
+    /// <param name="user">The user running the backtest (optional, required for saving)</param>
+    /// <param name="save">Whether to save the backtest results</param>
+    /// <param name="withCandles">Whether to include candles and indicators values in the response</param>
+    /// <param name="requestId">The request ID to associate with this backtest</param>
+    /// <param name="metadata">Additional metadata to associate with this backtest</param>
+    /// <returns>The complete backtest result</returns>
+    Task<LightBacktest> RunBacktestAsync(TradingBotConfig config, List<Candle> candles, User user = null, bool save = false, bool withCandles = false, string requestId = null, object metadata = null);
+
+    /// <summary>
+    /// Gets the current backtest progress
+    /// </summary>
+    /// <returns>Backtest progress information</returns>
+    Task<BacktestProgress> GetBacktestProgressAsync();
+}
+
+/// <summary>
+/// Represents the progress of a backtest
+/// </summary>
+public class BacktestProgress
+{
+    public bool IsInitialized { get; set; }
+    public int TotalCandles { get; set; }
+    public int ProcessedCandles { get; set; }
+    public double ProgressPercentage { get; set; }
+    public bool IsComplete { get; set; }
+}

src/Managing.Application.Abstractions/Grains/ITradingBotGrain.cs

@@ -0,0 +1,94 @@
+using Managing.Application.Abstractions.Models;
+using Managing.Domain.Bots;
+using Managing.Domain.Trades;
+using Orleans;
+using static Managing.Common.Enums;
+
+namespace Managing.Application.Abstractions.Grains;
+
+/// <summary>
+/// Orleans grain interface for TradingBot operations.
+/// This interface defines the distributed, async operations available for trading bots.
+/// </summary>
+public interface ITradingBotGrain : IGrainWithGuidKey
+{
+    /// <summary>
+    /// Starts the trading bot asynchronously
+    /// </summary>
+    Task StartAsync();
+
+    /// <summary>
+    /// Stops the trading bot asynchronously
+    /// </summary>
+    Task StopAsync();
+
+    /// <summary>
+    /// Gets the current status of the trading bot
+    /// </summary>
+    Task<BotStatus> GetStatusAsync();
+
+    /// <summary>
+    /// Gets the current configuration of the trading bot
+    /// </summary>
+    Task<TradingBotConfig> GetConfigurationAsync();
+
+    /// <summary>
+    /// Updates the trading bot configuration
+    /// </summary>
+    /// <param name="newConfig">The new configuration to apply</param>
+    /// <returns>True if the configuration was successfully updated</returns>
+    Task<bool> UpdateConfigurationAsync(TradingBotConfig newConfig);
+
+    /// <summary>
+    /// Manually opens a position in the specified direction
+    /// </summary>
+    /// <param name="direction">The direction of the trade (Long/Short)</param>
+    /// <returns>The created Position object</returns>
+    Task<Position> OpenPositionManuallyAsync(TradeDirection direction);
+
+    /// <summary>
+    /// Toggles the bot between watch-only and trading mode
+    /// </summary>
+    Task ToggleIsForWatchOnlyAsync();
+
+    /// <summary>
+    /// Gets comprehensive bot data including positions, signals, and performance metrics
+    /// </summary>
+    Task<TradingBotResponse> GetBotDataAsync();
+
+    /// <summary>
+    /// Loads a bot backup into the grain state
+    /// </summary>
+    /// <param name="backup">The bot backup to load</param>
+    Task LoadBackupAsync(BotBackup backup);
+
+    /// <summary>
+    /// Forces a backup save of the current bot state
+    /// </summary>
+    Task SaveBackupAsync();
+
+    /// <summary>
+    /// Gets the current profit and loss for the bot
+    /// </summary>
+    Task<decimal> GetProfitAndLossAsync();
+
+    /// <summary>
+    /// Gets the current win rate percentage for the bot
+    /// </summary>
+    Task<int> GetWinRateAsync();
+
+    /// <summary>
+    /// Gets the bot's execution count (number of Run cycles completed)
+    /// </summary>
+    Task<long> GetExecutionCountAsync();
+
+    /// <summary>
+    /// Gets the bot's startup time
+    /// </summary>
+    Task<DateTime> GetStartupTimeAsync();
+
+    /// <summary>
+    /// Gets the bot's creation date
+    /// </summary>
+    Task<DateTime> GetCreateDateAsync();
+}