Upgrade Squad sample Copilot/MAF dependency chain

Directory.Packages.props

@@ -77,13 +77,10 @@
     <PackageVersion Include="AWSSDK.S3" Version="4.0.100.2" />
     <PackageVersion Include="Azure.Provisioning.AppContainers" Version="1.2.0" />
     <PackageVersion Include="Bitwarden.Secrets.Sdk" Version="1.0.0" />
-    <!-- Direct ref to GitHub.Copilot.SDK is a temporary workaround until a
-         Microsoft.Agents.AI.GitHub.Copilot preview ships with the buildTransitive
-         bridge from https://github.com/microsoft/agent-framework/pull/6457 (merged
-         2026-06-10). Without it, copilot.exe never lands in bin/.../runtimes/
-         {rid}/native/ and the SDK throws on first RunAsync. Drop this entry once
-         MAF cuts the next preview. -->
-    <PackageVersion Include="GitHub.Copilot.SDK" Version="1.0.3" />
+    <!-- Keep an explicit GitHub.Copilot.SDK pin for the Squad sample so the split
+         CopilotClient assembly and native CLI payload always resolve from the
+         same SDK version we validate locally/CI. -->
+    <PackageVersion Include="GitHub.Copilot.SDK" Version="1.0.8" />
     <PackageVersion Include="JsonSchema.Net" Version="7.4.0" />
     <PackageVersion Include="KubernetesClient" Version="19.0.2" />
     <PackageVersion Include="OllamaSharp" Version="5.4.12" />
@@ -106,7 +103,8 @@
     <PackageVersion Include="RavenDB.Client" Version="6.2.1" />
     <PackageVersion Include="RavenDB.TestDriver" Version="6.2.1" />
     <PackageVersion Include="YamlDotNet" Version="16.3.0" />
-    <PackageVersion Include="Squad.Agents.AI" Version="0.5.1-preview.16" />
+    <PackageVersion Include="Microsoft.Agents.AI.GitHub.Copilot" Version="1.15.0-rc1" />
+    <PackageVersion Include="Squad.Agents.AI" Version="0.5.6-preview.23" />
     <PackageVersion Include="SurrealDb.MinimalApis.Extensions" Version="0.10.2" />
     <PackageVersion Include="SurrealDb.Net" Version="0.10.2" />
     <PackageVersion Include="Swashbuckle.AspNetCore" Version="7.3.1" />

examples/squad/CommunityToolkit.Aspire.Hosting.Squad.ApiApp/CommunityToolkit.Aspire.Hosting.Squad.ApiApp.csproj

@@ -1,16 +1,24 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
+  <PropertyGroup>
+    <!-- MAF 1.15.0-rc1 still defaults its buildTransitive bridge to GitHub.Copilot.SDK
+         1.0.5. Force the bridge to the newer 1.0.8 SDK path that Squad.Agents.AI
+         already restores transitively so the split CopilotClient assembly + CLI
+         land from the same SDK version without duplicate target imports. -->
+    <_MicrosoftAgentsAICopilotSdkVersion>1.0.8</_MicrosoftAgentsAICopilotSdkVersion>
+  </PropertyGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" />
     <PackageReference Include="Swashbuckle.AspNetCore" />
-    <!-- Squad.Agents.AI 0.2.0-preview.4 (or later) — bumped from preview.3 to pick up
-         the MAF 1.10.0-rc1 / GitHub.Copilot.SDK 1.0.0 GA transitive upgrade, which
-         is what makes the agent's runtime file-IO actually work (the older preview
-         was wedged on SDK 1.0.0-beta.2 + an incompatible CLI protocol). The
-         GitHub.Copilot.SDK direct ref is a temporary workaround — see the comment
-         in Directory.Packages.props. -->
+    <!-- Pin the Squad sample's agent stack explicitly so the AppHost sample rides the
+         newer MAF adapter and Copilot SDK packaging together:
+           - Squad.Agents.AI 0.5.6-preview.23 (latest published adapter)
+           - Microsoft.Agents.AI.GitHub.Copilot 1.15.0-rc1
+           - GitHub.Copilot.SDK 1.0.8 -->
     <PackageReference Include="Squad.Agents.AI" />
-    <PackageReference Include="GitHub.Copilot.SDK" />
+    <PackageReference Include="Microsoft.Agents.AI.GitHub.Copilot" />
+    <PackageReference Include="GitHub.Copilot.SDK" ExcludeAssets="build" />
   </ItemGroup>
 
   <ItemGroup>