From cbe4478675fdc9d9be92d2f5b567fbc61da5b9f8 Mon Sep 17 00:00:00 2001
From: flemming-it <stefan.a.flemming@googlemail.com>
Date: Thu, 9 Jul 2026 17:01:48 +0200
Subject: [PATCH 1/3] chore(proto): regenerate stubs for
 StoreEntry.canonical_category

Pin to platform hub.proto field 23/24 (canonical_category + label).

Signed-off-by: flemming-it <stefan.a.flemming@googlemail.com>
---
 lib/src/generated/chain/v1/hub.pb.dart     | 33 ++++++++++++++++++++++
 lib/src/generated/chain/v1/hub.pbjson.dart | 18 +++++++++++-
 2 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/lib/src/generated/chain/v1/hub.pb.dart b/lib/src/generated/chain/v1/hub.pb.dart
index a5767df..6c94d89 100644
--- a/lib/src/generated/chain/v1/hub.pb.dart
+++ b/lib/src/generated/chain/v1/hub.pb.dart
@@ -4608,6 +4608,8 @@ class StoreEntry extends $pb.GeneratedMessage {
     $core.String? provider,
     $core.String? sourceKind,
     $core.String? source,
+    $core.String? canonicalCategory,
+    $core.String? canonicalCategoryLabel,
   }) {
     final result = create();
     if (name != null) result.name = name;
@@ -4634,6 +4636,9 @@ class StoreEntry extends $pb.GeneratedMessage {
     if (provider != null) result.provider = provider;
     if (sourceKind != null) result.sourceKind = sourceKind;
     if (source != null) result.source = source;
+    if (canonicalCategory != null) result.canonicalCategory = canonicalCategory;
+    if (canonicalCategoryLabel != null)
+      result.canonicalCategoryLabel = canonicalCategoryLabel;
     return result;
   }
 
@@ -4672,6 +4677,8 @@ class StoreEntry extends $pb.GeneratedMessage {
     ..aOS(20, _omitFieldNames ? '' : 'provider')
     ..aOS(21, _omitFieldNames ? '' : 'sourceKind')
     ..aOS(22, _omitFieldNames ? '' : 'source')
+    ..aOS(23, _omitFieldNames ? '' : 'canonicalCategory')
+    ..aOS(24, _omitFieldNames ? '' : 'canonicalCategoryLabel')
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
@@ -4906,6 +4913,32 @@ class StoreEntry extends $pb.GeneratedMessage {
   $core.bool hasSource() => $_has(21);
   @$pb.TagNumber(22)
   void clearSource() => $_clearField(22);
+
+  /// Canonical, normalized category slug (e.g. "data", "text-language",
+  /// "studio-themes"). The hub maps the free-form `category` onto a
+  /// fixed taxonomy by capability namespace, so different stores using
+  /// different labels ("data" vs "data-processing") land in ONE bucket.
+  /// Studio groups + filters by this, not the raw `category`. Empty
+  /// from pre-0.21 hubs → Studio falls back to `category`.
+  @$pb.TagNumber(23)
+  $core.String get canonicalCategory => $_getSZ(22);
+  @$pb.TagNumber(23)
+  set canonicalCategory($core.String value) => $_setString(22, value);
+  @$pb.TagNumber(23)
+  $core.bool hasCanonicalCategory() => $_has(22);
+  @$pb.TagNumber(23)
+  void clearCanonicalCategory() => $_clearField(23);
+
+  /// Human-readable label for `canonical_category` (e.g. "Data &
+  /// Formats"). English; Studio may localize via the slug.
+  @$pb.TagNumber(24)
+  $core.String get canonicalCategoryLabel => $_getSZ(23);
+  @$pb.TagNumber(24)
+  set canonicalCategoryLabel($core.String value) => $_setString(23, value);
+  @$pb.TagNumber(24)
+  $core.bool hasCanonicalCategoryLabel() => $_has(23);
+  @$pb.TagNumber(24)
+  void clearCanonicalCategoryLabel() => $_clearField(24);
 }
 
 class ChannelStatusResponse extends $pb.GeneratedMessage {
diff --git a/lib/src/generated/chain/v1/hub.pbjson.dart b/lib/src/generated/chain/v1/hub.pbjson.dart
index f786685..bec39a5 100644
--- a/lib/src/generated/chain/v1/hub.pbjson.dart
+++ b/lib/src/generated/chain/v1/hub.pbjson.dart
@@ -1262,6 +1262,20 @@ const StoreEntry$json = {
     {'1': 'provider', '3': 20, '4': 1, '5': 9, '10': 'provider'},
     {'1': 'source_kind', '3': 21, '4': 1, '5': 9, '10': 'sourceKind'},
     {'1': 'source', '3': 22, '4': 1, '5': 9, '10': 'source'},
+    {
+      '1': 'canonical_category',
+      '3': 23,
+      '4': 1,
+      '5': 9,
+      '10': 'canonicalCategory'
+    },
+    {
+      '1': 'canonical_category_label',
+      '3': 24,
+      '4': 1,
+      '5': 9,
+      '10': 'canonicalCategoryLabel'
+    },
   ],
 };
 
@@ -1279,7 +1293,9 @@ final $typed_data.Uint8List storeEntryDescriptor = $convert.base64Decode(
     '9uX3VybBgQIAEoCVIHaWNvblVybBInCg9zY3JlZW5zaG90X3VybHMYESADKAlSDnNjcmVlbnNo'
     'b3RVcmxzEhkKCGRvY3NfdXJsGBIgASgJUgdkb2NzVXJsEhIKBGtpbmQYEyABKAlSBGtpbmQSGg'
     'oIcHJvdmlkZXIYFCABKAlSCHByb3ZpZGVyEh8KC3NvdXJjZV9raW5kGBUgASgJUgpzb3VyY2VL'
-    'aW5kEhYKBnNvdXJjZRgWIAEoCVIGc291cmNl');
+    'aW5kEhYKBnNvdXJjZRgWIAEoCVIGc291cmNlEi0KEmNhbm9uaWNhbF9jYXRlZ29yeRgXIAEoCV'
+    'IRY2Fub25pY2FsQ2F0ZWdvcnkSOAoYY2Fub25pY2FsX2NhdGVnb3J5X2xhYmVsGBggASgJUhZj'
+    'YW5vbmljYWxDYXRlZ29yeUxhYmVs');
 
 @$core.Deprecated('Use channelStatusResponseDescriptor instead')
 const ChannelStatusResponse$json = {

From 58ff6b23769bc1a59af94ce1c50cf27c78341cac Mon Sep 17 00:00:00 2001
From: flemming-it <stefan.a.flemming@googlemail.com>
Date: Thu, 9 Jul 2026 19:28:45 +0200
Subject: [PATCH 2/3] chore(proto): regenerate stubs for Submit/RunSavedFlow
 project field

Signed-off-by: flemming-it <stefan.a.flemming@googlemail.com>
---
 lib/src/generated/chain/v1/hub.pb.dart     | 31 ++++++++++++++++++++++
 lib/src/generated/chain/v1/hub.pbjson.dart | 13 +++++----
 2 files changed, 39 insertions(+), 5 deletions(-)

diff --git a/lib/src/generated/chain/v1/hub.pb.dart b/lib/src/generated/chain/v1/hub.pb.dart
index 6c94d89..08d8d83 100644
--- a/lib/src/generated/chain/v1/hub.pb.dart
+++ b/lib/src/generated/chain/v1/hub.pb.dart
@@ -83,11 +83,13 @@ class SubmitRequest extends $pb.GeneratedMessage {
     $core.List<$core.int>? flowYaml,
     $core.Iterable<$core.MapEntry<$core.String, $2.Payload>>? inputs,
     $core.bool? detach,
+    $core.String? project,
   }) {
     final result = create();
     if (flowYaml != null) result.flowYaml = flowYaml;
     if (inputs != null) result.inputs.addEntries(inputs);
     if (detach != null) result.detach = detach;
+    if (project != null) result.project = project;
     return result;
   }
 
@@ -114,6 +116,7 @@ class SubmitRequest extends $pb.GeneratedMessage {
         valueDefaultOrMaker: $2.Payload.getDefault,
         packageName: const $pb.PackageName('chain.v1'))
     ..aOB(3, _omitFieldNames ? '' : 'detach')
+    ..aOS(4, _omitFieldNames ? '' : 'project')
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
@@ -162,6 +165,20 @@ class SubmitRequest extends $pb.GeneratedMessage {
   $core.bool hasDetach() => $_has(2);
   @$pb.TagNumber(3)
   void clearDetach() => $_clearField(3);
+
+  /// Project slug this run belongs to (added phase 2). Overrides the
+  /// flow YAML's `project:`; empty → the flow's project, then
+  /// `general`. Every audit event, approval and detached row from this
+  /// run is stamped (and hashed) with it. Grouping/filtering only —
+  /// not tenancy.
+  @$pb.TagNumber(4)
+  $core.String get project => $_getSZ(3);
+  @$pb.TagNumber(4)
+  set project($core.String value) => $_setString(3, value);
+  @$pb.TagNumber(4)
+  $core.bool hasProject() => $_has(3);
+  @$pb.TagNumber(4)
+  void clearProject() => $_clearField(4);
 }
 
 class SubmitResponse extends $pb.GeneratedMessage {
@@ -2525,10 +2542,12 @@ class RunSavedFlowRequest extends $pb.GeneratedMessage {
   factory RunSavedFlowRequest({
     $core.String? name,
     $core.Iterable<$core.MapEntry<$core.String, $2.Payload>>? inputs,
+    $core.String? project,
   }) {
     final result = create();
     if (name != null) result.name = name;
     if (inputs != null) result.inputs.addEntries(inputs);
+    if (project != null) result.project = project;
     return result;
   }
 
@@ -2553,6 +2572,7 @@ class RunSavedFlowRequest extends $pb.GeneratedMessage {
         valueCreator: $2.Payload.create,
         valueDefaultOrMaker: $2.Payload.getDefault,
         packageName: const $pb.PackageName('chain.v1'))
+    ..aOS(3, _omitFieldNames ? '' : 'project')
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
@@ -2585,6 +2605,17 @@ class RunSavedFlowRequest extends $pb.GeneratedMessage {
 
   @$pb.TagNumber(2)
   $pb.PbMap<$core.String, $2.Payload> get inputs => $_getMap(1);
+
+  /// Project slug override (added phase 2); empty → the saved flow's
+  /// own `project:`, then `general`.
+  @$pb.TagNumber(3)
+  $core.String get project => $_getSZ(2);
+  @$pb.TagNumber(3)
+  set project($core.String value) => $_setString(2, value);
+  @$pb.TagNumber(3)
+  $core.bool hasProject() => $_has(2);
+  @$pb.TagNumber(3)
+  void clearProject() => $_clearField(3);
 }
 
 class GetFlowDefinitionRequest extends $pb.GeneratedMessage {
diff --git a/lib/src/generated/chain/v1/hub.pbjson.dart b/lib/src/generated/chain/v1/hub.pbjson.dart
index bec39a5..ae21b9c 100644
--- a/lib/src/generated/chain/v1/hub.pbjson.dart
+++ b/lib/src/generated/chain/v1/hub.pbjson.dart
@@ -42,6 +42,7 @@ const SubmitRequest$json = {
       '10': 'inputs'
     },
     {'1': 'detach', '3': 3, '4': 1, '5': 8, '10': 'detach'},
+    {'1': 'project', '3': 4, '4': 1, '5': 9, '10': 'project'},
   ],
   '3': [SubmitRequest_InputsEntry$json],
 };
@@ -67,8 +68,9 @@ const SubmitRequest_InputsEntry$json = {
 final $typed_data.Uint8List submitRequestDescriptor = $convert.base64Decode(
     'Cg1TdWJtaXRSZXF1ZXN0EhsKCWZsb3dfeWFtbBgBIAEoDFIIZmxvd1lhbWwSOwoGaW5wdXRzGA'
     'IgAygLMiMuY2hhaW4udjEuU3VibWl0UmVxdWVzdC5JbnB1dHNFbnRyeVIGaW5wdXRzEhYKBmRl'
-    'dGFjaBgDIAEoCFIGZGV0YWNoGkwKC0lucHV0c0VudHJ5EhAKA2tleRgBIAEoCVIDa2V5EicKBX'
-    'ZhbHVlGAIgASgLMhEuY2hhaW4udjEuUGF5bG9hZFIFdmFsdWU6AjgB');
+    'dGFjaBgDIAEoCFIGZGV0YWNoEhgKB3Byb2plY3QYBCABKAlSB3Byb2plY3QaTAoLSW5wdXRzRW'
+    '50cnkSEAoDa2V5GAEgASgJUgNrZXkSJwoFdmFsdWUYAiABKAsyES5jaGFpbi52MS5QYXlsb2Fk'
+    'UgV2YWx1ZToCOAE=');
 
 @$core.Deprecated('Use submitResponseDescriptor instead')
 const SubmitResponse$json = {
@@ -754,6 +756,7 @@ const RunSavedFlowRequest$json = {
       '6': '.chain.v1.RunSavedFlowRequest.InputsEntry',
       '10': 'inputs'
     },
+    {'1': 'project', '3': 3, '4': 1, '5': 9, '10': 'project'},
   ],
   '3': [RunSavedFlowRequest_InputsEntry$json],
 };
@@ -778,9 +781,9 @@ const RunSavedFlowRequest_InputsEntry$json = {
 /// Descriptor for `RunSavedFlowRequest`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List runSavedFlowRequestDescriptor = $convert.base64Decode(
     'ChNSdW5TYXZlZEZsb3dSZXF1ZXN0EhIKBG5hbWUYASABKAlSBG5hbWUSQQoGaW5wdXRzGAIgAy'
-    'gLMikuY2hhaW4udjEuUnVuU2F2ZWRGbG93UmVxdWVzdC5JbnB1dHNFbnRyeVIGaW5wdXRzGkwK'
-    'C0lucHV0c0VudHJ5EhAKA2tleRgBIAEoCVIDa2V5EicKBXZhbHVlGAIgASgLMhEuY2hhaW4udj'
-    'EuUGF5bG9hZFIFdmFsdWU6AjgB');
+    'gLMikuY2hhaW4udjEuUnVuU2F2ZWRGbG93UmVxdWVzdC5JbnB1dHNFbnRyeVIGaW5wdXRzEhgK'
+    'B3Byb2plY3QYAyABKAlSB3Byb2plY3QaTAoLSW5wdXRzRW50cnkSEAoDa2V5GAEgASgJUgNrZX'
+    'kSJwoFdmFsdWUYAiABKAsyES5jaGFpbi52MS5QYXlsb2FkUgV2YWx1ZToCOAE=');
 
 @$core.Deprecated('Use getFlowDefinitionRequestDescriptor instead')
 const GetFlowDefinitionRequest$json = {

From 408f0eb850027782e410d0bad015ec71d5ca6f83 Mon Sep 17 00:00:00 2001
From: flemming-it <stefan.a.flemming@googlemail.com>
Date: Sat, 11 Jul 2026 23:14:21 +0200
Subject: [PATCH 3/3] =?UTF-8?q?refactor!:=20regenerate=20stubs=20=E2=80=94?=
 =?UTF-8?q?=20wire=20message=20FaiError=20is=20now=20ChainError?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Lockstep with the platform's proto rename (binary wire-compatible;
protobuf field numbers unchanged).

Signed-off-by: flemming-it <stefan.a.flemming@googlemail.com>
---
 lib/src/generated/chain/v1/common.pb.dart     | 38 +++++++++----------
 lib/src/generated/chain/v1/common.pbenum.dart | 38 +++++++++----------
 lib/src/generated/chain/v1/common.pbjson.dart | 28 +++++++-------
 lib/src/generated/chain/v1/federation.pb.dart | 16 ++++----
 .../generated/chain/v1/federation.pbjson.dart | 12 +++---
 lib/src/generated/chain/v1/module.pb.dart     | 12 +++---
 lib/src/generated/chain/v1/module.pbjson.dart |  6 +--
 7 files changed, 75 insertions(+), 75 deletions(-)

diff --git a/lib/src/generated/chain/v1/common.pb.dart b/lib/src/generated/chain/v1/common.pb.dart
index 16691d8..1490fce 100644
--- a/lib/src/generated/chain/v1/common.pb.dart
+++ b/lib/src/generated/chain/v1/common.pb.dart
@@ -434,9 +434,9 @@ class FileRef extends $pb.GeneratedMessage {
 }
 
 /// Standard error shape for hub and module responses.
-class FaiError extends $pb.GeneratedMessage {
-  factory FaiError({
-    FaiError_Code? code,
+class ChainError extends $pb.GeneratedMessage {
+  factory ChainError({
+    ChainError_Code? code,
     $core.String? message,
     $core.String? details,
   }) {
@@ -447,47 +447,47 @@ class FaiError extends $pb.GeneratedMessage {
     return result;
   }
 
-  FaiError._();
+  ChainError._();
 
-  factory FaiError.fromBuffer($core.List<$core.int> data,
+  factory ChainError.fromBuffer($core.List<$core.int> data,
           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
       create()..mergeFromBuffer(data, registry);
-  factory FaiError.fromJson($core.String json,
+  factory ChainError.fromJson($core.String json,
           [$pb.ExtensionRegistry registry = $pb.ExtensionRegistry.EMPTY]) =>
       create()..mergeFromJson(json, registry);
 
   static final $pb.BuilderInfo _i = $pb.BuilderInfo(
-      _omitMessageNames ? '' : 'FaiError',
+      _omitMessageNames ? '' : 'ChainError',
       package: const $pb.PackageName(_omitMessageNames ? '' : 'chain.v1'),
       createEmptyInstance: create)
-    ..aE<FaiError_Code>(1, _omitFieldNames ? '' : 'code',
-        enumValues: FaiError_Code.values)
+    ..aE<ChainError_Code>(1, _omitFieldNames ? '' : 'code',
+        enumValues: ChainError_Code.values)
     ..aOS(2, _omitFieldNames ? '' : 'message')
     ..aOS(3, _omitFieldNames ? '' : 'details')
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  FaiError clone() => deepCopy();
+  ChainError clone() => deepCopy();
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
-  FaiError copyWith(void Function(FaiError) updates) =>
-      super.copyWith((message) => updates(message as FaiError)) as FaiError;
+  ChainError copyWith(void Function(ChainError) updates) =>
+      super.copyWith((message) => updates(message as ChainError)) as ChainError;
 
   @$core.override
   $pb.BuilderInfo get info_ => _i;
 
   @$core.pragma('dart2js:noInline')
-  static FaiError create() => FaiError._();
+  static ChainError create() => ChainError._();
   @$core.override
-  FaiError createEmptyInstance() => create();
+  ChainError createEmptyInstance() => create();
   @$core.pragma('dart2js:noInline')
-  static FaiError getDefault() =>
-      _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<FaiError>(create);
-  static FaiError? _defaultInstance;
+  static ChainError getDefault() => _defaultInstance ??=
+      $pb.GeneratedMessage.$_defaultFor<ChainError>(create);
+  static ChainError? _defaultInstance;
 
   @$pb.TagNumber(1)
-  FaiError_Code get code => $_getN(0);
+  ChainError_Code get code => $_getN(0);
   @$pb.TagNumber(1)
-  set code(FaiError_Code value) => $_setField(1, value);
+  set code(ChainError_Code value) => $_setField(1, value);
   @$pb.TagNumber(1)
   $core.bool hasCode() => $_has(0);
   @$pb.TagNumber(1)
diff --git a/lib/src/generated/chain/v1/common.pbenum.dart b/lib/src/generated/chain/v1/common.pbenum.dart
index 6f52e9a..1cd451c 100644
--- a/lib/src/generated/chain/v1/common.pbenum.dart
+++ b/lib/src/generated/chain/v1/common.pbenum.dart
@@ -14,23 +14,23 @@ import 'dart:core' as $core;
 
 import 'package:protobuf/protobuf.dart' as $pb;
 
-class FaiError_Code extends $pb.ProtobufEnum {
-  static const FaiError_Code UNKNOWN =
-      FaiError_Code._(0, _omitEnumNames ? '' : 'UNKNOWN');
-  static const FaiError_Code INVALID_INPUT =
-      FaiError_Code._(1, _omitEnumNames ? '' : 'INVALID_INPUT');
-  static const FaiError_Code CAPABILITY_NOT_SUPPORTED =
-      FaiError_Code._(2, _omitEnumNames ? '' : 'CAPABILITY_NOT_SUPPORTED');
-  static const FaiError_Code PERMISSION_DENIED =
-      FaiError_Code._(3, _omitEnumNames ? '' : 'PERMISSION_DENIED');
-  static const FaiError_Code RESOURCE_EXHAUSTED =
-      FaiError_Code._(4, _omitEnumNames ? '' : 'RESOURCE_EXHAUSTED');
-  static const FaiError_Code DEADLINE_EXCEEDED =
-      FaiError_Code._(5, _omitEnumNames ? '' : 'DEADLINE_EXCEEDED');
-  static const FaiError_Code INTERNAL =
-      FaiError_Code._(6, _omitEnumNames ? '' : 'INTERNAL');
+class ChainError_Code extends $pb.ProtobufEnum {
+  static const ChainError_Code UNKNOWN =
+      ChainError_Code._(0, _omitEnumNames ? '' : 'UNKNOWN');
+  static const ChainError_Code INVALID_INPUT =
+      ChainError_Code._(1, _omitEnumNames ? '' : 'INVALID_INPUT');
+  static const ChainError_Code CAPABILITY_NOT_SUPPORTED =
+      ChainError_Code._(2, _omitEnumNames ? '' : 'CAPABILITY_NOT_SUPPORTED');
+  static const ChainError_Code PERMISSION_DENIED =
+      ChainError_Code._(3, _omitEnumNames ? '' : 'PERMISSION_DENIED');
+  static const ChainError_Code RESOURCE_EXHAUSTED =
+      ChainError_Code._(4, _omitEnumNames ? '' : 'RESOURCE_EXHAUSTED');
+  static const ChainError_Code DEADLINE_EXCEEDED =
+      ChainError_Code._(5, _omitEnumNames ? '' : 'DEADLINE_EXCEEDED');
+  static const ChainError_Code INTERNAL =
+      ChainError_Code._(6, _omitEnumNames ? '' : 'INTERNAL');
 
-  static const $core.List<FaiError_Code> values = <FaiError_Code>[
+  static const $core.List<ChainError_Code> values = <ChainError_Code>[
     UNKNOWN,
     INVALID_INPUT,
     CAPABILITY_NOT_SUPPORTED,
@@ -40,12 +40,12 @@ class FaiError_Code extends $pb.ProtobufEnum {
     INTERNAL,
   ];
 
-  static final $core.List<FaiError_Code?> _byValue =
+  static final $core.List<ChainError_Code?> _byValue =
       $pb.ProtobufEnum.$_initByValueList(values, 6);
-  static FaiError_Code? valueOf($core.int value) =>
+  static ChainError_Code? valueOf($core.int value) =>
       value < 0 || value >= _byValue.length ? null : _byValue[value];
 
-  const FaiError_Code._(super.value, super.name);
+  const ChainError_Code._(super.value, super.name);
 }
 
 const $core.bool _omitEnumNames =
diff --git a/lib/src/generated/chain/v1/common.pbjson.dart b/lib/src/generated/chain/v1/common.pbjson.dart
index 98d7839..3f4d860 100644
--- a/lib/src/generated/chain/v1/common.pbjson.dart
+++ b/lib/src/generated/chain/v1/common.pbjson.dart
@@ -117,26 +117,26 @@ final $typed_data.Uint8List fileRefDescriptor = $convert.base64Decode(
     'CgdGaWxlUmVmEhAKA3VyaRgBIAEoCVIDdXJpEhsKCW1pbWVfdHlwZRgCIAEoCVIIbWltZVR5cG'
     'USHQoKc2l6ZV9ieXRlcxgDIAEoBFIJc2l6ZUJ5dGVzEhYKBnNoYTI1NhgEIAEoCVIGc2hhMjU2');
 
-@$core.Deprecated('Use faiErrorDescriptor instead')
-const FaiError$json = {
-  '1': 'FaiError',
+@$core.Deprecated('Use chainErrorDescriptor instead')
+const ChainError$json = {
+  '1': 'ChainError',
   '2': [
     {
       '1': 'code',
       '3': 1,
       '4': 1,
       '5': 14,
-      '6': '.chain.v1.FaiError.Code',
+      '6': '.chain.v1.ChainError.Code',
       '10': 'code'
     },
     {'1': 'message', '3': 2, '4': 1, '5': 9, '10': 'message'},
     {'1': 'details', '3': 3, '4': 1, '5': 9, '10': 'details'},
   ],
-  '4': [FaiError_Code$json],
+  '4': [ChainError_Code$json],
 };
 
-@$core.Deprecated('Use faiErrorDescriptor instead')
-const FaiError_Code$json = {
+@$core.Deprecated('Use chainErrorDescriptor instead')
+const ChainError_Code$json = {
   '1': 'Code',
   '2': [
     {'1': 'UNKNOWN', '2': 0},
@@ -149,10 +149,10 @@ const FaiError_Code$json = {
   ],
 };
 
-/// Descriptor for `FaiError`. Decode as a `google.protobuf.DescriptorProto`.
-final $typed_data.Uint8List faiErrorDescriptor = $convert.base64Decode(
-    'CghGYWlFcnJvchIrCgRjb2RlGAEgASgOMhcuY2hhaW4udjEuRmFpRXJyb3IuQ29kZVIEY29kZR'
-    'IYCgdtZXNzYWdlGAIgASgJUgdtZXNzYWdlEhgKB2RldGFpbHMYAyABKAlSB2RldGFpbHMimAEK'
-    'BENvZGUSCwoHVU5LTk9XThAAEhEKDUlOVkFMSURfSU5QVVQQARIcChhDQVBBQklMSVRZX05PVF'
-    '9TVVBQT1JURUQQAhIVChFQRVJNSVNTSU9OX0RFTklFRBADEhYKElJFU09VUkNFX0VYSEFVU1RF'
-    'RBAEEhUKEURFQURMSU5FX0VYQ0VFREVEEAUSDAoISU5URVJOQUwQBg==');
+/// Descriptor for `ChainError`. Decode as a `google.protobuf.DescriptorProto`.
+final $typed_data.Uint8List chainErrorDescriptor = $convert.base64Decode(
+    'CgpDaGFpbkVycm9yEi0KBGNvZGUYASABKA4yGS5jaGFpbi52MS5DaGFpbkVycm9yLkNvZGVSBG'
+    'NvZGUSGAoHbWVzc2FnZRgCIAEoCVIHbWVzc2FnZRIYCgdkZXRhaWxzGAMgASgJUgdkZXRhaWxz'
+    'IpgBCgRDb2RlEgsKB1VOS05PV04QABIRCg1JTlZBTElEX0lOUFVUEAESHAoYQ0FQQUJJTElUWV'
+    '9OT1RfU1VQUE9SVEVEEAISFQoRUEVSTUlTU0lPTl9ERU5JRUQQAxIWChJSRVNPVVJDRV9FWEhB'
+    'VVNURUQQBBIVChFERUFETElORV9FWENFRURFRBAFEgwKCElOVEVSTkFMEAY=');
diff --git a/lib/src/generated/chain/v1/federation.pb.dart b/lib/src/generated/chain/v1/federation.pb.dart
index f59ca63..3128a0d 100644
--- a/lib/src/generated/chain/v1/federation.pb.dart
+++ b/lib/src/generated/chain/v1/federation.pb.dart
@@ -1640,7 +1640,7 @@ class DispatchRequest extends $pb.GeneratedMessage {
 class DispatchResponse extends $pb.GeneratedMessage {
   factory DispatchResponse({
     $core.Iterable<$core.MapEntry<$core.String, $1.Payload>>? outputs,
-    $1.FaiError? error,
+    $1.ChainError? error,
     $core.int? durationMs,
     $core.String? executedAtHubId,
   }) {
@@ -1672,8 +1672,8 @@ class DispatchResponse extends $pb.GeneratedMessage {
         valueCreator: $1.Payload.create,
         valueDefaultOrMaker: $1.Payload.getDefault,
         packageName: const $pb.PackageName('chain.v1'))
-    ..aOM<$1.FaiError>(2, _omitFieldNames ? '' : 'error',
-        subBuilder: $1.FaiError.create)
+    ..aOM<$1.ChainError>(2, _omitFieldNames ? '' : 'error',
+        subBuilder: $1.ChainError.create)
     ..aI(3, _omitFieldNames ? '' : 'durationMs', fieldType: $pb.PbFieldType.OU3)
     ..aOS(4, _omitFieldNames ? '' : 'executedAtHubId')
     ..hasRequiredFields = false;
@@ -1701,18 +1701,18 @@ class DispatchResponse extends $pb.GeneratedMessage {
   @$pb.TagNumber(1)
   $pb.PbMap<$core.String, $1.Payload> get outputs => $_getMap(0);
 
-  /// Error shape on failure. The `code` mirrors common.FaiError
-  /// codes; the satellite maps its local FaiError to this wire.
+  /// Error shape on failure. The `code` mirrors common.ChainError
+  /// codes; the satellite maps its local ChainError to this wire.
   @$pb.TagNumber(2)
-  $1.FaiError get error => $_getN(1);
+  $1.ChainError get error => $_getN(1);
   @$pb.TagNumber(2)
-  set error($1.FaiError value) => $_setField(2, value);
+  set error($1.ChainError value) => $_setField(2, value);
   @$pb.TagNumber(2)
   $core.bool hasError() => $_has(1);
   @$pb.TagNumber(2)
   void clearError() => $_clearField(2);
   @$pb.TagNumber(2)
-  $1.FaiError ensureError() => $_ensure(1);
+  $1.ChainError ensureError() => $_ensure(1);
 
   /// Wall-clock duration of the actual module invocation at the
   /// satellite, in milliseconds. Excludes federation transport.
diff --git a/lib/src/generated/chain/v1/federation.pbjson.dart b/lib/src/generated/chain/v1/federation.pbjson.dart
index 12185eb..c11e5f8 100644
--- a/lib/src/generated/chain/v1/federation.pbjson.dart
+++ b/lib/src/generated/chain/v1/federation.pbjson.dart
@@ -485,7 +485,7 @@ const DispatchResponse$json = {
       '3': 2,
       '4': 1,
       '5': 11,
-      '6': '.chain.v1.FaiError',
+      '6': '.chain.v1.ChainError',
       '10': 'error'
     },
     {'1': 'duration_ms', '3': 3, '4': 1, '5': 13, '10': 'durationMs'},
@@ -520,11 +520,11 @@ const DispatchResponse_OutputsEntry$json = {
 /// Descriptor for `DispatchResponse`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List dispatchResponseDescriptor = $convert.base64Decode(
     'ChBEaXNwYXRjaFJlc3BvbnNlEkEKB291dHB1dHMYASADKAsyJy5jaGFpbi52MS5EaXNwYXRjaF'
-    'Jlc3BvbnNlLk91dHB1dHNFbnRyeVIHb3V0cHV0cxIoCgVlcnJvchgCIAEoCzISLmNoYWluLnYx'
-    'LkZhaUVycm9yUgVlcnJvchIfCgtkdXJhdGlvbl9tcxgDIAEoDVIKZHVyYXRpb25NcxIrChJleG'
-    'VjdXRlZF9hdF9odWJfaWQYBCABKAlSD2V4ZWN1dGVkQXRIdWJJZBpNCgxPdXRwdXRzRW50cnkS'
-    'EAoDa2V5GAEgASgJUgNrZXkSJwoFdmFsdWUYAiABKAsyES5jaGFpbi52MS5QYXlsb2FkUgV2YW'
-    'x1ZToCOAE=');
+    'Jlc3BvbnNlLk91dHB1dHNFbnRyeVIHb3V0cHV0cxIqCgVlcnJvchgCIAEoCzIULmNoYWluLnYx'
+    'LkNoYWluRXJyb3JSBWVycm9yEh8KC2R1cmF0aW9uX21zGAMgASgNUgpkdXJhdGlvbk1zEisKEm'
+    'V4ZWN1dGVkX2F0X2h1Yl9pZBgEIAEoCVIPZXhlY3V0ZWRBdEh1YklkGk0KDE91dHB1dHNFbnRy'
+    'eRIQCgNrZXkYASABKAlSA2tleRInCgV2YWx1ZRgCIAEoCzIRLmNoYWluLnYxLlBheWxvYWRSBX'
+    'ZhbHVlOgI4AQ==');
 
 @$core.Deprecated('Use blobChunkDescriptor instead')
 const BlobChunk$json = {
diff --git a/lib/src/generated/chain/v1/module.pb.dart b/lib/src/generated/chain/v1/module.pb.dart
index 654be26..b1e0f2b 100644
--- a/lib/src/generated/chain/v1/module.pb.dart
+++ b/lib/src/generated/chain/v1/module.pb.dart
@@ -122,7 +122,7 @@ enum InvokeResponse_Result { success, error, notSet }
 class InvokeResponse extends $pb.GeneratedMessage {
   factory InvokeResponse({
     Success? success,
-    $2.FaiError? error,
+    $2.ChainError? error,
   }) {
     final result = create();
     if (success != null) result.success = success;
@@ -152,8 +152,8 @@ class InvokeResponse extends $pb.GeneratedMessage {
     ..oo(0, [1, 2])
     ..aOM<Success>(1, _omitFieldNames ? '' : 'success',
         subBuilder: Success.create)
-    ..aOM<$2.FaiError>(2, _omitFieldNames ? '' : 'error',
-        subBuilder: $2.FaiError.create)
+    ..aOM<$2.ChainError>(2, _omitFieldNames ? '' : 'error',
+        subBuilder: $2.ChainError.create)
     ..hasRequiredFields = false;
 
   @$core.Deprecated('See https://github.com/google/protobuf.dart/issues/998.')
@@ -195,15 +195,15 @@ class InvokeResponse extends $pb.GeneratedMessage {
   Success ensureSuccess() => $_ensure(0);
 
   @$pb.TagNumber(2)
-  $2.FaiError get error => $_getN(1);
+  $2.ChainError get error => $_getN(1);
   @$pb.TagNumber(2)
-  set error($2.FaiError value) => $_setField(2, value);
+  set error($2.ChainError value) => $_setField(2, value);
   @$pb.TagNumber(2)
   $core.bool hasError() => $_has(1);
   @$pb.TagNumber(2)
   void clearError() => $_clearField(2);
   @$pb.TagNumber(2)
-  $2.FaiError ensureError() => $_ensure(1);
+  $2.ChainError ensureError() => $_ensure(1);
 }
 
 class Success extends $pb.GeneratedMessage {
diff --git a/lib/src/generated/chain/v1/module.pbjson.dart b/lib/src/generated/chain/v1/module.pbjson.dart
index bb1ab65..ca1e20f 100644
--- a/lib/src/generated/chain/v1/module.pbjson.dart
+++ b/lib/src/generated/chain/v1/module.pbjson.dart
@@ -92,7 +92,7 @@ const InvokeResponse$json = {
       '3': 2,
       '4': 1,
       '5': 11,
-      '6': '.chain.v1.FaiError',
+      '6': '.chain.v1.ChainError',
       '9': 0,
       '10': 'error'
     },
@@ -105,8 +105,8 @@ const InvokeResponse$json = {
 /// Descriptor for `InvokeResponse`. Decode as a `google.protobuf.DescriptorProto`.
 final $typed_data.Uint8List invokeResponseDescriptor = $convert.base64Decode(
     'Cg5JbnZva2VSZXNwb25zZRItCgdzdWNjZXNzGAEgASgLMhEuY2hhaW4udjEuU3VjY2Vzc0gAUg'
-    'dzdWNjZXNzEioKBWVycm9yGAIgASgLMhIuY2hhaW4udjEuRmFpRXJyb3JIAFIFZXJyb3JCCAoG'
-    'cmVzdWx0');
+    'dzdWNjZXNzEiwKBWVycm9yGAIgASgLMhQuY2hhaW4udjEuQ2hhaW5FcnJvckgAUgVlcnJvckII'
+    'CgZyZXN1bHQ=');
 
 @$core.Deprecated('Use successDescriptor instead')
 const Success$json = {