Start delay for standalone activities

[laurakwhit]

Description & motivation 💭

• Adds start_delay input to "Start Standalone Activity" form.
• Displays a clock icon with a "Delayed" tooltip in the status badge.
• Shows an "Execution Time" time in the activity details section if there is a start delay on the workflow.
• Shows "Start Delay" duration under "Timing and Progress.

Screenshots (if applicable) 📸

List view	Details view

Start form	Update form
	n/a

Design Considerations 🎨

Testing 🧪

How was this tested 👻

• Manual testing
• E2E tests added
• Unit tests added

Steps for others to test: 🚶🏽‍♂️🚶🏽‍♀️

Checklists

Draft Checklist

• Add "Start Delay" input to activity update form
• Verify server version with support and update value in IsTemporalServerVersionGuard
• Verify server version is deployed in Cloud

Merge Checklist

Issue(s) closed

DT-3985

Docs

Any docs updates needed?

[vercel]

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Project	Deployment	Actions	Updated (UTC)
holocene	Error		Jul 9, 2026 8:58pm

[laurakwhit]

Note: Verify which version includes temporalio/temporal#10008

[temporal-cicd]

Warnings

⚠️

📊 Strict Mode: 56 errors in 11 files (6.2% of 899 total) src/lib/services/standalone-activities.ts (2) L151:6: Type '{ indexedFields?: ({ [k: string]: temporal.api.common.v1.IPayload; } | null); }' is not assignable to type '{ [k: string]: IPayload; }'. L157:2: Type '{ retryPolicy: { backoffCoefficient?: number | undefined; maximumAttempts?: number | undefined; maximumInterval?: string | undefined; initialInterval?: string | undefined; }; startDelay?: string | undefined; ... 11 more ...; userMetadata: { ...; }; }' is not assignable to type 'StartActivityExecutionRequest'. src/lib/components/execution-status.svelte (2) L106:16: 'count' is possibly 'undefined'. L107:9: 'count' is possibly 'undefined'. src/lib/components/workflow/pending-activity/pending-activity-card.svelte (8) L174:24: Type 'IPayloads | null | undefined' is not assignable to type 'object | IPayloads | IPayload'. L224:20: Parameter 'timeDifference' implicitly has an 'any' type. L241:8: Argument of type 'number | null | undefined' is not assignable to parameter of type 'number | null'. L246:54: Argument of type 'number | null | undefined' is not assignable to parameter of type 'number'. L31:26: 'activity.attempt' is possibly 'null' or 'undefined'. L95:12: Argument of type 'number | null | undefined' is not assignable to parameter of type 'number'. L97:14: Argument of type 'Duration | null' is not assignable to parameter of type 'string | Duration'. L140:13: 'totalPending' is possibly 'undefined'. src/lib/components/lines-and-dots/svg/group-details-row.svelte (5) L23:6: Variable 'offsetHeight' implicitly has type 'any' in some locations where its type cannot be determined. L24:21: Variable 'offsetHeight' implicitly has an 'any' type. L26:32: Parameter 'height' implicitly has an 'any' type. L50:17: 'group.pendingActivity.attempt' is possibly 'null' or 'undefined'. L60:20: Variable 'offsetHeight' implicitly has an 'any' type. src/lib/components/schedule/schedule-view/workflow-runs-recent.svelte (3) L61:45: Argument of type 'WorkflowExecutionStatus | null | undefined' is not assignable to parameter of type 'WorkflowStatus | WorkflowExecutionStatus'. L70:14: Type 'string | null | undefined' is not assignable to type 'string'. L71:14: Type 'string | null | undefined' is not assignable to type 'string'. src/lib/components/schedule/schedule-view/schedule-view.svelte (4) L117:6: Type 'string | undefined' is not assignable to type 'string'. L126:6: Type 'string | null | undefined' is not assignable to type 'string'. L131:6: Type 'string | null | undefined' is not assignable to type 'string | undefined'. L195:8: Type 'IPayloads | null | undefined' is not assignable to type 'IPayloads | undefined'. src/lib/components/standalone-activities/start-standalone-activity-form/form.svelte (13) L70:4: Type 'string | undefined' is not assignable to type 'string'. L162:6: Type 'ClientValidationAdapter<{ encoding: "json/plain" | "json/protobuf"; namespace: string; identity: string; activityId: string; taskQueue: string; activityType: string; initialInterval: string; maximumInterval: string; ... 12 more ...; idConflictPolicy?: string | undefined; }, { ...; }>' is not assignable to type 'ClientValidationAdapter<Partial<{ input: string; messageType: string; scheduleToStartTimeout: string; startDelay: string; summary: string; details: string; heartbeatTimeout: string; initialInterval: string; backoffCoefficient: null; ... 11 more ...; scheduleToCloseTimeout: string | undefined; }>, Record<...>> | Vali...'. L327:11: Type 'string | undefined' is not assignable to type 'string'. L328:6: Type 'DefaultUnits | undefined' is not assignable to type 'DefaultUnits'. L328:38: Argument of type 'string | undefined' is not assignable to parameter of type 'string'. L341:11: Type 'string | undefined' is not assignable to type 'string'. L342:6: Type 'DefaultUnits | undefined' is not assignable to type 'DefaultUnits'. L342:38: Argument of type 'string | undefined' is not assignable to parameter of type 'string'. L355:6: Type 'DefaultUnits | undefined' is not assignable to type 'DefaultUnits'. L366:19: Type '{ id: string; label: string; value: string; units: (Unit<"day(s)"> | Unit)[]; hintText: string; }' is not assignable to type 'Props | undefined'. L421:13: Type 'null' is not assignable to type 'string'. L423:13: Type 'null' is not assignable to type 'string'. L435:8: Type 'DefaultUnits | undefined' is not assignable to type 'DefaultUnits'. src/lib/components/standalone-nexus-operations/nexus-operation-header.svelte (5) L50:10: Type 'string | null | undefined' is not assignable to type 'string'. L97:36: Type 'string | null | undefined' is not assignable to type 'string'. L104:8: Type 'string | null | undefined' is not assignable to type 'string'. L110:27: Type 'string | null | undefined' is not assignable to type 'string'. L114:27: Type 'string | null | undefined' is not assignable to type 'string'. src/lib/components/standalone-nexus-operations/nexus-operations-summary-configurable-table/table-body-cell.svelte (6) L59:8: Type 'string | null | undefined' is not assignable to type 'string'. L62:10: Type 'string | null | undefined' is not assignable to type 'string'. L63:10: Type 'string | null | undefined' is not assignable to type 'string'. L70:8: Type 'string | null | undefined' is not assignable to type 'string'. L73:10: Type 'string | null | undefined' is not assignable to type 'string'. L74:10: Type 'string | null | undefined' is not assignable to type 'string'. src/lib/components/workflow/dropdown-filter/workflow-status.svelte (3) L101:45: Argument of type 'string | null' is not assignable to parameter of type 'string'. L104:12: Type '"All" | WorkflowStatus' is not assignable to type 'string | undefined'. L107:42: Argument of type 'string | null' is not assignable to parameter of type 'string'. src/lib/pages/start-workflow.svelte (5) L140:17: Property 'message' does not exist on type '{}'. L161:20: 'pollers' is possibly 'null' or 'undefined'. L240:20: Argument of type 'string | null' is not assignable to parameter of type 'string'. L321:15: Type 'SearchAttributeInput[]' is not assignable to type '{ type: "Unspecified" | "Keyword" | "Text" | "Int" | "Double" | "Bool" | "Datetime" | "KeywordList"; label: string; value?: any; }[]'. L337:21: Type '{ id: string; label: string; labelHidden: true; inputmode: "numeric"; value: string; units: (Unit<"day(s)"> | Unit)[]; min: number; class: string; }' is not assignable to type 'Props | undefined'.

Generated by 🚫 dangerJS against a950e2e

[temporal-cicd]

• ⚠️ Type '{ id: string; label: string; value: string; units: (Unit<"day(s)"> | Unit)[]; hintText: string; }' is not assignable to type 'Props | undefined'.