Display Principal fields in Event History

.gitignore

@@ -23,7 +23,7 @@ go.work
 go.work.sum
 
 # Claude Code local settings
-.serena/cache
+.serena
 .claude/settings.local.json
 .claude/*
 !.claude/skills/

server/go.mod

@@ -11,7 +11,7 @@ require (
 	github.com/labstack/echo/v4 v4.13.4
 	github.com/stretchr/testify v1.10.0
 	github.com/urfave/cli/v2 v2.3.0
-	go.temporal.io/api v1.62.2
+	go.temporal.io/api v1.62.6
 	golang.org/x/net v0.48.0
 	golang.org/x/oauth2 v0.34.0
 	google.golang.org/grpc v1.79.3

server/go.sum

@@ -88,8 +88,8 @@ go.opentelemetry.io/otel/sdk/metric v1.39.0 h1:cXMVVFVgsIf2YL6QkRF4Urbr/aMInf+2W
 go.opentelemetry.io/otel/sdk/metric v1.39.0/go.mod h1:xq9HEVH7qeX69/JnwEfp6fVq5wosJsY1mt4lLfYdVew=
 go.opentelemetry.io/otel/trace v1.39.0 h1:2d2vfpEDmCJ5zVYz7ijaJdOF59xLomrvj7bjt6/qCJI=
 go.opentelemetry.io/otel/trace v1.39.0/go.mod h1:88w4/PnZSazkGzz/w84VHpQafiU4EtqqlVdxWy+rNOA=
-go.temporal.io/api v1.62.2 h1:jFhIzlqNyJsJZTiCRQmTIMv6OTQ5BZ57z8gbgLGMaoo=
-go.temporal.io/api v1.62.2/go.mod h1:iaxoP/9OXMJcQkETTECfwYq4cw/bj4nwov8b3ZLVnXM=
+go.temporal.io/api v1.62.6 h1:JLH8y9URdY9WbdvwMXfGknlhohoPBrXOc9AbQkPInOc=
+go.temporal.io/api v1.62.6/go.mod h1:iaxoP/9OXMJcQkETTECfwYq4cw/bj4nwov8b3ZLVnXM=
 golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
 golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
 golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=

src/lib/components/event/event-card.svelte

@@ -35,7 +35,12 @@
       ? translate('events.category.local-activity')
       : spaceBetweenCapitalLetters(event.name),
   );
-  const attributes = $derived(formatAttributes(event));
+  const attributes = $derived.by(() => {
+    const attrs = formatAttributes(event);
+    if (event?.principal?.name) attrs.principalName = event.principal.name;
+    if (event?.principal?.type) attrs.principalType = event.principal.type;
+    return attrs;
+  });
   const fields = $derived(Object.entries(attributes));
   const payloadFields = $derived(
     fields.filter(
@@ -141,7 +146,7 @@
 {/snippet}
 
 {#snippet eventLinks(links: ELink[])}
   {#each links as link}
     {@render eventLink(link)}
     {@render eventNamespaceLink(link)}
   {/each}

src/lib/models/event-history/index.ts

@@ -87,6 +87,8 @@ export const toEvent = (
 
   const completionLinks = completionCallbacks || attachedCompletionCallbacks;
   const links = historyEvent?.links || completionLinks || [];
+  const principal = historyEvent?.principal;
+
   const event = {
     ...historyEvent,
     name: eventType,
@@ -96,6 +98,7 @@ export const toEvent = (
     classification,
     category,
     links,
+    principal,
     billableActions: 0,
     attributes: simplifyAttributes({ type: key, ...attributes }),
   };

src/lib/types/events.ts

@@ -13,7 +13,12 @@ export type EventHistory = Replace<
 
 export type HistoryEvent = Replace<
   import('$lib/types').HistoryEvent,
-  { eventType: EventType; eventId: string; links?: EventLink[] }
+  {
+    eventType: EventType;
+    eventId: string;
+    links?: EventLink[];
+    principal?: Principal;
+  }
 >;
 
 export type GetWorkflowExecutionHistoryResponse = Replace<
@@ -72,6 +77,12 @@ export type EventWithMetadata = {
   historyEvent: HistoryEvent;
 } & EventRequestMetadata;
 
+// Remove once TS SDK has support
+export type Principal = {
+  type?: string;
+  name?: string;
+};
+
 export type EventType = import('$lib/utilities/is-event-type').EventType;
 
 export type EventTypeCategory =
@@ -89,6 +100,7 @@ export interface WorkflowEvent extends HistoryEvent {
   name: EventType;
   links?: EventLink[];
   billableActions?: number;
+  principal?: Principal;
 }
 
 export type WorkflowEvents = WorkflowEvent[];
@@ -110,7 +122,8 @@ export type CommonEventKey =
   | 'category'
   | 'workerMayIgnore'
   | 'name'
-  | 'links';
+  | 'links'
+  | 'principal';
 
 export type CommonHistoryEvent = Pick<WorkflowEvent, CommonEventKey>;
 

src/lib/utilities/format-event-attributes.ts

@@ -25,6 +25,8 @@ export type CombinedAttributes = EventAttribute & {
   continuedExecutionRunId?: string;
   newExecutionRunId?: string;
   namespace?: string;
+  principalName?: string;
+  principalType?: string;
 };
 
 const keysToExpand: Readonly<Set<string>> = new Set([