Re-add autoRestart as deprecated no-op to avoid source-breaking change

Mark the option as obsolete/deprecated in Go, .NET, and TypeScript so
existing consumers continue to compile without changes.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: SteveSandersonMS

dotnet/src/Types.cs

@@ -51,6 +51,9 @@ protected CopilotClientOptions(CopilotClientOptions? other)
         if (other is null) return;
 
         AutoStart = other.AutoStart;
+#pragma warning disable CS0618 // Obsolete member
+        AutoRestart = other.AutoRestart;
+#pragma warning restore CS0618
         CliArgs = (string[]?)other.CliArgs?.Clone();
         CliPath = other.CliPath;
         CliUrl = other.CliUrl;
@@ -98,6 +101,11 @@ protected CopilotClientOptions(CopilotClientOptions? other)
     /// </summary>
     public bool AutoStart { get; set; } = true;
     /// <summary>
+    /// Obsolete. This option has no effect.
+    /// </summary>
+    [Obsolete("AutoRestart has no effect and will be removed in a future release.")]
+    public bool AutoRestart { get; set; }
+    /// <summary>
     /// Environment variables to pass to the CLI process.
     /// </summary>
     public IReadOnlyDictionary<string, string>? Environment { get; set; }

go/types.go

@@ -38,6 +38,8 @@ type ClientOptions struct {
 	// AutoStart automatically starts the CLI server on first use (default: true).
 	// Use Bool(false) to disable.
 	AutoStart *bool
+	// Deprecated: AutoRestart has no effect and will be removed in a future release.
+	AutoRestart *bool
 	// Env is the environment variables for the CLI process (default: inherits from current process).
 	// Each entry is of the form "key=value".
 	// If Env is nil, the new process uses the current process's environment.

nodejs/src/client.ts

@@ -243,6 +243,7 @@ export class CopilotClient {
             cliUrl: options.cliUrl,
             logLevel: options.logLevel || "debug",
             autoStart: options.autoStart ?? true,
+            autoRestart: false,
 
             env: options.env ?? process.env,
             githubToken: options.githubToken,
@@ -1640,5 +1641,4 @@ export class CopilotClient {
             "resultType" in value
         );
     }
-
 }

nodejs/src/types.ts

@@ -71,6 +71,11 @@ export interface CopilotClientOptions {
      */
     autoStart?: boolean;
 
+    /**
+     * @deprecated This option has no effect and will be removed in a future release.
+     */
+    autoRestart?: boolean;
+
     /**
      * Environment variables to pass to the CLI process. If not set, inherits process.env.
      */

python/copilot/client.py

@@ -1405,7 +1405,7 @@ async def _connect_via_stdio(self) -> None:
 
         # Create JSON-RPC client with the process
         self._client = JsonRpcClient(self._process)
-        self._client.on_close = lambda: setattr(self, '_state', 'disconnected')
+        self._client.on_close = lambda: setattr(self, "_state", "disconnected")
         self._rpc = ServerRpc(self._client)
 
         # Set up notification handler for session events
@@ -1493,7 +1493,7 @@ def wait(self, timeout=None):
 
         self._process = SocketWrapper(sock_file, sock)  # type: ignore
         self._client = JsonRpcClient(self._process)
-        self._client.on_close = lambda: setattr(self, '_state', 'disconnected')
+        self._client.on_close = lambda: setattr(self, "_state", "disconnected")
         self._rpc = ServerRpc(self._client)
 
         # Set up notification handler for session events