Sends telemetry event when an issue is opened in web browser

(#3774, #3775)

Author: chivorotkiv

docs/telemetry-events.md

@@ -1358,6 +1358,22 @@ void
 }
 ```
 
+### startWork/issue/action
+
+> Sent when the user takes an action on a StartWork issue
+
+```typescript
+{
+  'instance': number,
+  'type': 'branch' | 'branch-worktree' | 'issue' | 'issue-worktree',
+  'items.count': number,
+  'action': 'soft-open',
+  'item.id': string,
+  'item.type': string,
+  'item.provider': string
+}
+```
+
 ### startWork/issue/chosen
 
 > Sent when the user chooses an issue to start work in the second step

src/constants.telemetry.ts

@@ -324,6 +324,13 @@ export type TelemetryEvents = {
 		connected: boolean;
 		type: StartWorkType;
 	};
+	/** Sent when the user takes an action on a StartWork issue */
+	'startWork/issue/action': StartWorkEventData & {
+		action: 'soft-open';
+		'item.id': string;
+		'item.type': string;
+		'item.provider': string;
+	};
 	/** Sent when the user chooses an issue to start work in the second step */
 	'startWork/issue/chosen': StartWorkEventData & {
 		connected: boolean;

src/plus/startWork/startWork.ts

@@ -505,6 +505,7 @@ export class StartWorkCommand extends QuickCommand<State> {
 				switch (button) {
 					case OpenOnGitHubQuickInputButton:
 					case OpenOnJiraQuickInputButton:
+						this.sendItemActionTelemetry('soft-open', item, context);
 						this.open(item);
 						return true;
 					default:
@@ -526,6 +527,16 @@ export class StartWorkCommand extends QuickCommand<State> {
 		void openUrl(item.item.issue.url);
 	}
 
+	private sendItemActionTelemetry(action: 'soft-open', item: StartWorkItem, context: Context) {
+		this.container.telemetry.sendEvent('startWork/issue/action', {
+			...context.telemetryContext!,
+			action: action,
+			'item.id': getStartWorkItemIdHash(item),
+			'item.type': item.item.issue.type,
+			'item.provider': item.item.issue.provider.id,
+		});
+	}
+
 	private async getConnectedIntegrations(): Promise<Map<SupportedStartWorkIntegrationIds, boolean>> {
 		const connected = new Map<SupportedStartWorkIntegrationIds, boolean>();
 		await Promise.allSettled(