Recover RESYNC delta under a flag

Signed-off-by: Mikhail Agapov <mikhail.agapov@decentraland.org>

Author: mikhail-dcl

.github/workflows/manual-deploy.yml

@@ -16,6 +16,11 @@ on:
         default: "latest"
         type: string
         description: "Docker tag (quay.io)"
+      resync-with-delta:
+        required: false
+        type: boolean
+        default: false
+        description: "Enable targeted delta for resync responses (instead of always STATE_FULL)"
 
 jobs:
   deployment:
@@ -32,3 +37,5 @@ jobs:
           serviceName: "pulse-server"
           env: ${{ inputs.deployment-environment }}
           token: ${{ secrets.GITHUB_TOKEN }}
+        env:
+          Peers__ResyncWithDelta: ${{ inputs.resync-with-delta }}

docker-compose.debug.yml

@@ -11,6 +11,7 @@ services:
     environment:
       DOTNET_ENVIRONMENT: Development
       Logging__LogLevel__Default: Debug
+      Peers__ResyncWithDelta: false
     cap_add:
       - SYS_PTRACE
     security_opt:

src/DCLPulse/Peers/PeerOptions.cs

@@ -29,4 +29,10 @@ public sealed class PeerOptions
     ///     Tier index (0, 1, 2) used for self-mirror updates, controlling update frequency and field detail.
     /// </summary>
     public int SelfMirrorTier { get; set; }
+
+    /// <summary>
+    ///     When enabled, resync responses attempt a targeted delta from the client's
+    ///     known baseline before falling back to STATE_FULL.
+    /// </summary>
+    public bool ResyncWithDelta { get; set; }
 }

src/DCLPulse/Peers/PeersManager.cs

@@ -110,7 +110,7 @@ protected override Task ExecuteAsync(CancellationToken stoppingToken)
             var simulation = new PeerSimulation(
                 areaOfInterest, snapshotBoard, spatialGrid, identityBoard,
                 messagePipe, peerOptions.SimulationSteps, timeProvider, transport, profileBoard, peerSimulationLogger,
-                peerOptions.SelfMirrorEnabled, peerOptions.SelfMirrorTier);
+                peerOptions.SelfMirrorEnabled, peerOptions.SelfMirrorTier, peerOptions.ResyncWithDelta);
 
             int idx = i;