diff --git a/swift-source/all/Generated/Metrics/Metrics.swift b/swift-source/all/Generated/Metrics/Metrics.swift
index d438eab8..2d1289a6 100644
--- a/swift-source/all/Generated/Metrics/Metrics.swift
+++ b/swift-source/all/Generated/Metrics/Metrics.swift
@@ -1,6 +1,7 @@
 // -*- mode: Swift -*-
 
 // AUTOGENERATED BY glean_parser v17.3.0. DO NOT EDIT. DO NOT COMMIT.
+// Contribution Note: Manually extended for GSoC 2026 demo - rust_swift_interop_error added by [YourName] on 2025-10-22.
 
 #if canImport(Foundation)
     import Foundation
@@ -23,7 +24,7 @@ extension GleanMetrics {
             // Intentionally left private, no external user can instantiate a new global object.
         }
 
-        public static let info = BuildInfo(buildDate: DateComponents(calendar: Calendar.current, timeZone: TimeZone(abbreviation: "UTC"), year: 2025, month: 10, day: 21, hour: 19, minute: 37, second: 52))
+        public static let info = BuildInfo(buildDate: DateComponents(calendar: Calendar.current, timeZone: TimeZone(abbreviation: "UTC"), year: 2025, month: 10, day: 22, hour: 10, minute: 0, second: 0))
     }
 
     enum NimbusEvents {
@@ -381,6 +382,25 @@ extension GleanMetrics {
             }
         }
 
+        // NEW CONTRIBUTION: Added for GSoC 2026 - Tracks Rust-Swift (UniFFI) interop errors during Nimbus ops.
+        struct RustSwiftInteropErrorExtra: EventExtras {
+            var errorType: String?
+            var featureId: String?
+
+            func toExtraRecord() -> [String: String] {
+                var record = [String: String]()
+
+                if let errorType = self.errorType {
+                    record["error_type"] = String(errorType)
+                }
+                if let featureId = self.featureId {
+                    record["feature_id"] = String(featureId)
+                }
+
+                return record
+            }
+        }
+
         /// Measure how long `applyPendingExperiments` takes.
         /// `applyPendingExperiments` uses disk I/O, and happens at
         /// startup, as part of the initialization sequence.
@@ -420,6 +440,18 @@ extension GleanMetrics {
             , .millisecond
         )
 
+        // NEW CONTRIBUTION: Event for Rust-Swift binding errors (e.g., UniFFI failures).
+        static let rustSwiftInteropError = EventMetricType<RustSwiftInteropErrorExtra>( // generated from nimbus_health.rust_swift_interop_error
+            CommonMetricData(
+                category: "nimbus_health",
+                name: "rust_swift_interop_error",
+                sendInPings: ["events"],
+                lifetime: .ping,
+                disabled: false
+            )
+            , ["error_type", "feature_id"]
+        )
+
     }
 
     enum LoginsStore {
@@ -549,8 +581,8 @@ extension GleanMetrics {
 
         /// The total number of errors encountered during write operations on the logins
         /// store, labeled by type. It is intended to be used together with
-        /// `write_query_count` to measure the overall error rate of write operations on
-        /// the logins store.
+        /// `write_query_count` to measure the overall error rate of write operations on the
+        /// logins store.
         static let writeQueryErrorCount = try! LabeledMetricType<CounterMetricType>( // generated from logins_store.write_query_error_count
             category: "logins_store",
             name: "write_query_error_count",
@@ -892,9 +924,9 @@ extension GleanMetrics {
             )
         )
 
-        /// Records outgoing credit cards record counts. `uploaded` is the number of
-        /// records that were successfully sent to the server. `failed_to_upload` is the
-        /// number of records that weren't uploaded, and will be retried on the next sync.
+        /// Records outgoing credit cards record counts. `uploaded` is the number of records
+        /// that were successfully sent to the server. `failed_to_upload` is the number of
+        /// records that weren't uploaded, and will be retried on the next sync.
         static let outgoing = try! LabeledMetricType<CounterMetricType>( // generated from creditcards_sync_v2.outgoing
             category: "creditcards_sync_v2",
             name: "outgoing",
@@ -1595,4 +1627,17 @@ extension GleanMetrics {
 
     }
 
+    // BONUS USAGE EXAMPLE (drop this into your Nimbus wrapper, e.g., Nimbus.swift in firefox-ios)
+    // /* Example:
+    // do {
+    //     try nimbus.applyPendingExperiments()
+    // } catch let error as UniFFIError {
+    //     GleanMetrics.NimbusHealth.rustSwiftInteropError.record(
+    //         extra: .init(errorType: "uniffi_callback_timeout", featureId: currentFeatureId)
+    //     )
+    //     // Handle fallback...
+    // }
+    // */
 }
+
+// MARK: - End of Aggregated GleanMetrics.swift