Add docker execution environment

RemoteExec.Shared/Models/ServerMetrics.cs

@@ -0,0 +1,42 @@
+namespace RemoteExec.Shared.Models;
+
+/// <summary>
+/// Represents performance and status metrics for a remote execution server.
+/// </summary>
+public sealed class ServerMetrics
+{
+    /// <summary>
+    /// Gets or sets the number of active client connections to the server.
+    /// </summary>
+    public int ActiveConnections { get; set; }
+
+    /// <summary>
+    /// Gets or sets the number of tasks currently being executed on the server.
+    /// </summary>
+    public int ActiveTasks { get; set; }
+
+    /// <summary>
+    /// Gets or sets the maximum number of tasks that can execute concurrently on the server.
+    /// </summary>
+    public int MaxConcurrentTasks { get; set; }
+
+    /// <summary>
+    /// Gets or sets the total memory usage of the server process in bytes.
+    /// </summary>
+    public long TotalMemoryUsage { get; set; }
+
+    /// <summary>
+    /// Gets or sets the CPU usage percentage (0-100) of the server process.
+    /// </summary>
+    public double CpuUsage { get; set; }
+
+    /// <summary>
+    /// Gets or sets the timestamp when these metrics were captured.
+    /// </summary>
+    public DateTime Timestamp { get; set; }
+
+    /// <summary>
+    /// Gets or sets the unique identifier for the server.
+    /// </summary>
+    public string ServerId { get; set; } = string.Empty;
+}