Activity commands for Standalone Activities

[laurakwhit]

Description & motivation 💭

Add support for Pause/Unpause/Reset/UpdateOptions for Standalone Activities in the UI.

Screenshots (if applicable) 📸

Before	After

Design Considerations 🎨

Testing 🧪

How was this tested 👻

• Manual testing
• E2E tests added
• Unit tests added

Steps for others to test: 🚶🏽‍♂️🚶🏽‍♀️

• Navigate to a running Workflow with a pending activity
  • Verify the following work as expected
    • Pause/Unpause
    • Reset
    • Update
• Navigate to a running standalone activity
  • Verify the following work as expected
    • Pause/Unpause
    • Reset
    • Update
    • Cancel
    • Terminate

Checklists

Draft Checklist

Merge Checklist

Issue(s) closed

DT-3976

Docs

Any docs updates needed?

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Project	Deployment	Actions	Updated (UTC)
holocene	Ready	Preview, Comment	Jun 16, 2026 7:01pm

[temporal-cicd]

Warnings

⚠️

📊 Strict Mode: 8 errors in 3 files (0.9% of 898 total) src/lib/services/workflow-activities-service.ts (4) L56:28: No overload matches this call. L81:28: No overload matches this call. L106:28: No overload matches this call. L135:28: No overload matches this call. src/lib/services/standalone-activities.ts (2) L128:6: Type '{ indexedFields?: ({ [k: string]: temporal.api.common.v1.IPayload; } | null); }' is not assignable to type '{ [k: string]: IPayload; }'. L134:2: Type '{ retryPolicy: { backoffCoefficient?: number | undefined; maximumAttempts?: number | undefined; maximumInterval?: string | undefined; initialInterval?: string | undefined; }; scheduleToStartTimeout?: string | undefined; ... 10 more ...; userMetadata: { ...; }; }' is not assignable to type 'StartActivityExecutionRequest'. src/lib/components/standalone-activities/activities-summary-configurable-table/table-row.svelte (2) L32:8: Type 'string | null | undefined' is not assignable to type 'string'. L34:8: Type 'string | null | undefined' is not assignable to type 'string'.

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