save development progress

src/Concelier/StellaOps.Concelier.WebService/Options/ConcelierOptions.cs

@@ -38,6 +38,12 @@ public sealed class ConcelierOptions
     /// </summary>
     public AirGapOptions AirGap { get; set; } = new();
 
+    /// <summary>
+    /// Federation sync configuration.
+    /// Per SPRINT_8200_0014_0002_CONCEL_delta_bundle_export.
+    /// </summary>
+    public FederationOptions Federation { get; set; } = new();
+
     /// <summary>
     /// Stella Router integration configuration (disabled by default).
     /// When enabled, ASP.NET endpoints are automatically registered with the Router.
@@ -266,4 +272,35 @@ public sealed class ConcelierOptions
         [JsonIgnore]
         public string RootAbsolute { get; internal set; } = string.Empty;
     }
+
+    /// <summary>
+    /// Federation sync options for multi-site deployment.
+    /// </summary>
+    public sealed class FederationOptions
+    {
+        /// <summary>
+        /// Enable federation endpoints.
+        /// </summary>
+        public bool Enabled { get; set; }
+
+        /// <summary>
+        /// Site identifier for this instance.
+        /// </summary>
+        public string SiteId { get; set; } = "default";
+
+        /// <summary>
+        /// Default ZST compression level (1-19).
+        /// </summary>
+        public int DefaultCompressionLevel { get; set; } = 3;
+
+        /// <summary>
+        /// Default maximum items per export bundle.
+        /// </summary>
+        public int DefaultMaxItems { get; set; } = 10_000;
+
+        /// <summary>
+        /// Require bundle signatures.
+        /// </summary>
+        public bool RequireSignature { get; set; } = true;
+    }
 }