diff --git a/lib/src/generated/fai/v1/hub.pb.dart b/lib/src/generated/fai/v1/hub.pb.dart
index 7104862..815b207 100644
--- a/lib/src/generated/fai/v1/hub.pb.dart
+++ b/lib/src/generated/fai/v1/hub.pb.dart
@@ -337,6 +337,9 @@ class CapabilityEntry extends $pb.GeneratedMessage {
     $core.String? moduleName,
     $core.String? moduleVersion,
     $core.String? kind,
+    $core.String? provider,
+    $core.String? sourceKind,
+    $core.bool? versionAdvisory,
   }) {
     final $result = create();
     if (capability != null) {
@@ -354,6 +357,15 @@ class CapabilityEntry extends $pb.GeneratedMessage {
     if (kind != null) {
       $result.kind = kind;
     }
+    if (provider != null) {
+      $result.provider = provider;
+    }
+    if (sourceKind != null) {
+      $result.sourceKind = sourceKind;
+    }
+    if (versionAdvisory != null) {
+      $result.versionAdvisory = versionAdvisory;
+    }
     return $result;
   }
   CapabilityEntry._() : super();
@@ -366,6 +378,9 @@ class CapabilityEntry extends $pb.GeneratedMessage {
     ..aOS(3, _omitFieldNames ? '' : 'moduleName')
     ..aOS(4, _omitFieldNames ? '' : 'moduleVersion')
     ..aOS(5, _omitFieldNames ? '' : 'kind')
+    ..aOS(6, _omitFieldNames ? '' : 'provider')
+    ..aOS(7, _omitFieldNames ? '' : 'sourceKind')
+    ..aOB(8, _omitFieldNames ? '' : 'versionAdvisory')
     ..hasRequiredFields = false
   ;
 
@@ -441,6 +456,55 @@ class CapabilityEntry extends $pb.GeneratedMessage {
   $core.bool hasKind() => $_has(4);
   @$pb.TagNumber(5)
   void clearKind() => $_clearField(5);
+
+  /// Publisher identity (provider segment) of the capability.
+  /// Always set on registered capabilities. "fai" for legacy
+  /// bundles that didn't declare a provider. For federated
+  /// capabilities, this is the operator's service `name:`
+  /// (e.g. "deepwiki", "bmds.spark"). Wire-level addition for
+  /// the naming convention; see
+  /// `docs/reference/capability-namespaces.yaml`.
+  @$pb.TagNumber(6)
+  $core.String get provider => $_getSZ(5);
+  @$pb.TagNumber(6)
+  set provider($core.String v) { $_setString(5, v); }
+  @$pb.TagNumber(6)
+  $core.bool hasProvider() => $_has(5);
+  @$pb.TagNumber(6)
+  void clearProvider() => $_clearField(6);
+
+  /// Transport that delivers this capability to the Hub.
+  /// Distinct from `kind` (which captures the install-vs-builtin
+  /// distinction) — `source_kind` records HOW the Hub reaches
+  /// the implementation. Studio renders this as a badge next to
+  /// the capability name.
+  ///   "bundle"   — installed .fai WASM bundle
+  ///   "system"   — Hub built-in (fai.system/*)
+  ///   "mcp"      — federated via an MCP service
+  ///   "n8n"      — federated via an n8n endpoint
+  ///   "temporal" — federated via a Temporal service (e.g. SPARK)
+  ///   "webhook"  — reserved for Phase 1+
+  @$pb.TagNumber(7)
+  $core.String get sourceKind => $_getSZ(6);
+  @$pb.TagNumber(7)
+  set sourceKind($core.String v) { $_setString(6, v); }
+  @$pb.TagNumber(7)
+  $core.bool hasSourceKind() => $_has(6);
+  @$pb.TagNumber(7)
+  void clearSourceKind() => $_clearField(7);
+
+  /// Whether the version on this capability is advisory rather
+  /// than a hard contract. True for federated capabilities whose
+  /// upstream service does not honour semver; operator pins are
+  /// labels, not guarantees. Studio renders a warning badge.
+  @$pb.TagNumber(8)
+  $core.bool get versionAdvisory => $_getBF(7);
+  @$pb.TagNumber(8)
+  set versionAdvisory($core.bool v) { $_setBool(7, v); }
+  @$pb.TagNumber(8)
+  $core.bool hasVersionAdvisory() => $_has(7);
+  @$pb.TagNumber(8)
+  void clearVersionAdvisory() => $_clearField(8);
 }
 
 class ModuleInfoRequest extends $pb.GeneratedMessage {
diff --git a/lib/src/generated/fai/v1/hub.pbjson.dart b/lib/src/generated/fai/v1/hub.pbjson.dart
index 476fb4d..3188ddf 100644
--- a/lib/src/generated/fai/v1/hub.pbjson.dart
+++ b/lib/src/generated/fai/v1/hub.pbjson.dart
@@ -144,6 +144,9 @@ const CapabilityEntry$json = {
     {'1': 'module_name', '3': 3, '4': 1, '5': 9, '10': 'moduleName'},
     {'1': 'module_version', '3': 4, '4': 1, '5': 9, '10': 'moduleVersion'},
     {'1': 'kind', '3': 5, '4': 1, '5': 9, '10': 'kind'},
+    {'1': 'provider', '3': 6, '4': 1, '5': 9, '10': 'provider'},
+    {'1': 'source_kind', '3': 7, '4': 1, '5': 9, '10': 'sourceKind'},
+    {'1': 'version_advisory', '3': 8, '4': 1, '5': 8, '10': 'versionAdvisory'},
   ],
 };
 
@@ -152,7 +155,8 @@ final $typed_data.Uint8List capabilityEntryDescriptor = $convert.base64Decode(
     'Cg9DYXBhYmlsaXR5RW50cnkSHgoKY2FwYWJpbGl0eRgBIAEoCVIKY2FwYWJpbGl0eRIYCgd2ZX'
     'JzaW9uGAIgASgJUgd2ZXJzaW9uEh8KC21vZHVsZV9uYW1lGAMgASgJUgptb2R1bGVOYW1lEiUK'
     'Dm1vZHVsZV92ZXJzaW9uGAQgASgJUg1tb2R1bGVWZXJzaW9uEhIKBGtpbmQYBSABKAlSBGtpbm'
-    'Q=');
+    'QSGgoIcHJvdmlkZXIYBiABKAlSCHByb3ZpZGVyEh8KC3NvdXJjZV9raW5kGAcgASgJUgpzb3Vy'
+    'Y2VLaW5kEikKEHZlcnNpb25fYWR2aXNvcnkYCCABKAhSD3ZlcnNpb25BZHZpc29yeQ==');
 
 @$core.Deprecated('Use moduleInfoRequestDescriptor instead')
 const ModuleInfoRequest$json = {
diff --git a/lib/src/generated/google/protobuf/struct.pb.dart b/lib/src/generated/google/protobuf/struct.pb.dart
index 5e8d591..bb1ffa3 100644
--- a/lib/src/generated/google/protobuf/struct.pb.dart
+++ b/lib/src/generated/google/protobuf/struct.pb.dart
@@ -20,14 +20,19 @@ export 'package:protobuf/protobuf.dart' show GeneratedMessageGenericExtensions;
 
 export 'struct.pbenum.dart';
 
-/// `Struct` represents a structured data value, consisting of fields
-/// which map to dynamically typed values. In some languages, `Struct`
-/// might be supported by a native representation. For example, in
-/// scripting languages like JS a struct is represented as an
-/// object. The details of that representation are described together
-/// with the proto support for the language.
+/// Represents a JSON object.
 ///
-/// The JSON representation for `Struct` is JSON object.
+/// An unordered key-value map, intending to perfectly capture the semantics of a
+/// JSON object. This enables parsing any arbitrary JSON payload as a message
+/// field in ProtoJSON format.
+///
+/// This follows RFC 8259 guidelines for interoperable JSON: notably this type
+/// cannot represent large Int64 values or `NaN`/`Infinity` numbers,
+/// since the JSON format generally does not support those values in its number
+/// type.
+///
+/// If you do not intend to parse arbitrary JSON into your message, a custom
+/// typed message should be preferred instead of using this type.
 class Struct extends $pb.GeneratedMessage with $mixin.StructMixin {
   factory Struct({
     $core.Iterable<$core.MapEntry<$core.String, Value>>? fields,
@@ -77,12 +82,12 @@ enum Value_Kind {
   notSet
 }
 
+/// Represents a JSON value.
+///
 /// `Value` represents a dynamically typed value which can be either
 /// null, a number, a string, a boolean, a recursive struct value, or a
 /// list of values. A producer of value is expected to set one of these
-/// variants. Absence of any variant indicates an error.
-///
-/// The JSON representation for `Value` is JSON value.
+/// variants. Absence of any variant is an invalid state.
 class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   factory Value({
     NullValue? nullValue,
@@ -155,7 +160,7 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   Value_Kind whichKind() => _Value_KindByTag[$_whichOneof(0)]!;
   void clearKind() => $_clearField($_whichOneof(0));
 
-  /// Represents a null value.
+  /// Represents a JSON `null`.
   @$pb.TagNumber(1)
   NullValue get nullValue => $_getN(0);
   @$pb.TagNumber(1)
@@ -165,7 +170,10 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   @$pb.TagNumber(1)
   void clearNullValue() => $_clearField(1);
 
-  /// Represents a double value.
+  /// Represents a JSON number. Must not be `NaN`, `Infinity` or
+  /// `-Infinity`, since those are not supported in JSON. This also cannot
+  /// represent large Int64 values, since JSON format generally does not
+  /// support them in its number type.
   @$pb.TagNumber(2)
   $core.double get numberValue => $_getN(1);
   @$pb.TagNumber(2)
@@ -175,7 +183,7 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   @$pb.TagNumber(2)
   void clearNumberValue() => $_clearField(2);
 
-  /// Represents a string value.
+  /// Represents a JSON string.
   @$pb.TagNumber(3)
   $core.String get stringValue => $_getSZ(2);
   @$pb.TagNumber(3)
@@ -185,7 +193,7 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   @$pb.TagNumber(3)
   void clearStringValue() => $_clearField(3);
 
-  /// Represents a boolean value.
+  /// Represents a JSON boolean (`true` or `false` literal in JSON).
   @$pb.TagNumber(4)
   $core.bool get boolValue => $_getBF(3);
   @$pb.TagNumber(4)
@@ -195,7 +203,7 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   @$pb.TagNumber(4)
   void clearBoolValue() => $_clearField(4);
 
-  /// Represents a structured value.
+  /// Represents a JSON object.
   @$pb.TagNumber(5)
   Struct get structValue => $_getN(4);
   @$pb.TagNumber(5)
@@ -207,7 +215,7 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   @$pb.TagNumber(5)
   Struct ensureStructValue() => $_ensure(4);
 
-  /// Represents a repeated `Value`.
+  /// Represents a JSON array.
   @$pb.TagNumber(6)
   ListValue get listValue => $_getN(5);
   @$pb.TagNumber(6)
@@ -220,9 +228,7 @@ class Value extends $pb.GeneratedMessage with $mixin.ValueMixin {
   ListValue ensureListValue() => $_ensure(5);
 }
 
-/// `ListValue` is a wrapper around a repeated field of values.
-///
-/// The JSON representation for `ListValue` is JSON array.
+/// Represents a JSON array.
 class ListValue extends $pb.GeneratedMessage with $mixin.ListValueMixin {
   factory ListValue({
     $core.Iterable<Value>? values,
diff --git a/lib/src/generated/google/protobuf/struct.pbenum.dart b/lib/src/generated/google/protobuf/struct.pbenum.dart
index d943f80..b9127ec 100644
--- a/lib/src/generated/google/protobuf/struct.pbenum.dart
+++ b/lib/src/generated/google/protobuf/struct.pbenum.dart
@@ -13,10 +13,15 @@ import 'dart:core' as $core;
 
 import 'package:protobuf/protobuf.dart' as $pb;
 
-/// `NullValue` is a singleton enumeration to represent the null value for the
-/// `Value` type union.
+/// Represents a JSON `null`.
 ///
-/// The JSON representation for `NullValue` is JSON `null`.
+/// `NullValue` is a sentinel, using an enum with only one value to represent
+/// the null value for the `Value` type union.
+///
+/// A field of type `NullValue` with any value other than `0` is considered
+/// invalid. Most ProtoJSON serializers will emit a Value with a `null_value` set
+/// as a JSON `null` regardless of the integer value, and so will round trip to
+/// a `0` value.
 class NullValue extends $pb.ProtobufEnum {
   /// Null value.
   static const NullValue NULL_VALUE = NullValue._(0, _omitEnumNames ? '' : 'NULL_VALUE');