feat(useragent): add SDK clients table screen

useragent/lib/providers/sdk_clients/list.dart

@@ -0,0 +1,34 @@
+import 'package:arbiter/proto/user_agent.pb.dart';
+import 'package:arbiter/providers/connection/connection_manager.dart';
+import 'package:protobuf/well_known_types/google/protobuf/empty.pb.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'list.g.dart';
+
+@riverpod
+Future<List<SdkClientEntry>?> sdkClients(Ref ref) async {
+  final connection = await ref.watch(connectionManagerProvider.future);
+  if (connection == null) {
+    return null;
+  }
+
+  final resp = await connection.request(
+    UserAgentRequest(sdkClientList: Empty()),
+  );
+
+  if (!resp.hasSdkClientListResponse()) {
+    throw Exception(
+      'Expected SDK client list response, got ${resp.whichPayload()}',
+    );
+  }
+  final result = resp.sdkClientListResponse;
+
+  switch (result.whichResult()) {
+    case SdkClientListResponse_Result.clients:
+      return result.clients.clients.toList(growable: false);
+    case SdkClientListResponse_Result.error:
+      throw Exception('Error listing SDK clients: ${result.error}');
+    case SdkClientListResponse_Result.notSet:
+      throw Exception('SDK client list response was empty.');
+  }
+}

useragent/lib/providers/sdk_clients/list.g.dart

@@ -0,0 +1,51 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'list.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+
+@ProviderFor(sdkClients)
+final sdkClientsProvider = SdkClientsProvider._();
+
+final class SdkClientsProvider
+    extends
+        $FunctionalProvider<
+          AsyncValue<List<SdkClientEntry>?>,
+          List<SdkClientEntry>?,
+          FutureOr<List<SdkClientEntry>?>
+        >
+    with
+        $FutureModifier<List<SdkClientEntry>?>,
+        $FutureProvider<List<SdkClientEntry>?> {
+  SdkClientsProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'sdkClientsProvider',
+        isAutoDispose: true,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$sdkClientsHash();
+
+  @$internal
+  @override
+  $FutureProviderElement<List<SdkClientEntry>?> $createElement(
+    $ProviderPointer pointer,
+  ) => $FutureProviderElement(pointer);
+
+  @override
+  FutureOr<List<SdkClientEntry>?> create(Ref ref) {
+    return sdkClients(ref);
+  }
+}
+
+String _$sdkClientsHash() => r'833c249d9cc2f83921453e0ece354a9a2d9f4482';