feat(telemetry): help center and workflow creation (#6505)

## Summary

For Cloud distribution:
1. Track help center usage
2. Track workflow creation

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-6505-feat-telemetry-help-center-and-workflow-creation-29e6d73d36508185af8ccbf19d5af9e7)
by [Unito](https://www.unito.io)

---------

Co-authored-by: Christian Byrne <chrbyrne96@gmail.com>
Co-authored-by: Christian Byrne <cbyrne@comfy.org>
Co-authored-by: Claude <noreply@anthropic.com>

src/platform/telemetry/providers/cloud/MixpanelTelemetryProvider.ts

@@ -15,6 +15,9 @@ import type {
   ExecutionContext,
   ExecutionErrorMetadata,
   ExecutionSuccessMetadata,
+  HelpCenterClosedMetadata,
+  HelpCenterOpenedMetadata,
+  HelpResourceClickedMetadata,
   NodeSearchMetadata,
   NodeSearchResultMetadata,
   PageVisibilityMetadata,
@@ -28,6 +31,7 @@ import type {
   TemplateLibraryMetadata,
   TemplateLibraryClosedMetadata,
   TemplateMetadata,
+  WorkflowCreatedMetadata,
   WorkflowImportMetadata
 } from '../../types'
 import { TelemetryEvents } from '../../types'
@@ -277,6 +281,22 @@ export class MixpanelTelemetryProvider implements TelemetryProvider {
     this.trackEvent(TelemetryEvents.TEMPLATE_FILTER_CHANGED, metadata)
   }
 
+  trackHelpCenterOpened(metadata: HelpCenterOpenedMetadata): void {
+    this.trackEvent(TelemetryEvents.HELP_CENTER_OPENED, metadata)
+  }
+
+  trackHelpResourceClicked(metadata: HelpResourceClickedMetadata): void {
+    this.trackEvent(TelemetryEvents.HELP_RESOURCE_CLICKED, metadata)
+  }
+
+  trackHelpCenterClosed(metadata: HelpCenterClosedMetadata): void {
+    this.trackEvent(TelemetryEvents.HELP_CENTER_CLOSED, metadata)
+  }
+
+  trackWorkflowCreated(metadata: WorkflowCreatedMetadata): void {
+    this.trackEvent(TelemetryEvents.WORKFLOW_CREATED, metadata)
+  }
+
   trackWorkflowExecution(): void {
     const context = this.getExecutionContext()
     this.trackEvent(TelemetryEvents.EXECUTION_START, context)

src/platform/telemetry/types.ts

@@ -192,6 +192,48 @@ export interface TemplateFilterMetadata {
   total_count: number
 }
 
+/**
+ * Help center opened metadata
+ */
+export interface HelpCenterOpenedMetadata {
+  source: 'menu' | 'topbar' | 'sidebar'
+}
+
+/**
+ * Help resource clicked metadata
+ */
+export interface HelpResourceClickedMetadata {
+  resource_type:
+    | 'docs'
+    | 'discord'
+    | 'github'
+    | 'help_feedback'
+    | 'manager'
+    | 'release_notes'
+  is_external: boolean
+  source:
+    | 'menu'
+    | 'help_center'
+    | 'error_dialog'
+    | 'credits_panel'
+    | 'subscription'
+}
+
+/**
+ * Help center closed metadata
+ */
+export interface HelpCenterClosedMetadata {
+  time_spent_seconds: number
+}
+
+/**
+ * Workflow created metadata
+ */
+export interface WorkflowCreatedMetadata {
+  workflow_type: 'blank' | 'default'
+  previous_workflow_had_nodes: boolean
+}
+
 /**
  * Core telemetry provider interface
  */
@@ -237,6 +279,14 @@ export interface TelemetryProvider {
   // Template filter tracking events
   trackTemplateFilterChanged(metadata: TemplateFilterMetadata): void
 
+  // Help center events
+  trackHelpCenterOpened(metadata: HelpCenterOpenedMetadata): void
+  trackHelpResourceClicked(metadata: HelpResourceClickedMetadata): void
+  trackHelpCenterClosed(metadata: HelpCenterClosedMetadata): void
+
+  // Workflow creation events
+  trackWorkflowCreated(metadata: WorkflowCreatedMetadata): void
+
   // Workflow execution events
   trackWorkflowExecution(): void
   trackExecutionError(metadata: ExecutionErrorMetadata): void
@@ -297,6 +347,14 @@ export const TelemetryEvents = {
   // Template Filter Analytics
   TEMPLATE_FILTER_CHANGED: 'app:template_filter_changed',
 
+  // Help Center Analytics
+  HELP_CENTER_OPENED: 'app:help_center_opened',
+  HELP_RESOURCE_CLICKED: 'app:help_resource_clicked',
+  HELP_CENTER_CLOSED: 'app:help_center_closed',
+
+  // Workflow Creation
+  WORKFLOW_CREATED: 'app:workflow_created',
+
   // Execution Lifecycle
   EXECUTION_START: 'execution_start',
   EXECUTION_ERROR: 'execution_error',
@@ -326,3 +384,7 @@ export type TelemetryEventProperties =
   | NodeSearchMetadata
   | NodeSearchResultMetadata
   | TemplateFilterMetadata
+  | HelpCenterOpenedMetadata
+  | HelpResourceClickedMetadata
+  | HelpCenterClosedMetadata
+  | WorkflowCreatedMetadata