chore: import upstream snapshot with attribution

apps/sim/triggers/constants.ts

@@ -0,0 +1,70 @@
+/**
+ * System subblock IDs that are part of the trigger UI infrastructure
+ * and should NOT be aggregated into triggerConfig or validated as user fields.
+ *
+ * These subblocks provide UI/UX functionality but aren't configuration data.
+ */
+export const SYSTEM_SUBBLOCK_IDS: string[] = [
+  'triggerCredentials', // OAuth credentials subblock
+  'triggerInstructions', // Setup instructions text
+  'webhookUrlDisplay', // Webhook URL display
+  'samplePayload', // Example payload display
+  'setupScript', // Setup script code (e.g., Apps Script)
+  'scheduleInfo', // Schedule status display (next run, last run)
+]
+
+/**
+ * Trigger-related subblock IDs that represent runtime metadata. They should remain
+ * in the workflow state but must not be modified or cleared by diff operations.
+ *
+ * Note: 'triggerConfig' is included because it's an aggregate of individual trigger
+ * field subblocks. Those individual fields are compared separately, so comparing
+ * triggerConfig would be redundant. Additionally, the client populates triggerConfig
+ * with default values from the trigger definition on load, which aren't present in
+ * the deployed state, causing false positive change detection.
+ */
+export const TRIGGER_RUNTIME_SUBBLOCK_IDS: string[] = [
+  'webhookId',
+  'triggerPath',
+  'triggerConfig',
+  'triggerId',
+]
+
+/**
+ * Maximum number of consecutive failures before a trigger (schedule/webhook) is auto-disabled.
+ * This prevents runaway errors from continuously executing failing workflows.
+ */
+export const MAX_CONSECUTIVE_FAILURES = 100
+
+/**
+ * Set of webhook provider names that use polling-based triggers.
+ * Mirrors the `polling: true` flag on TriggerConfig entries.
+ * Used to route execution: polling providers use the full job queue
+ * (Trigger.dev), non-polling providers execute inline.
+ */
+export const POLLING_PROVIDERS = new Set([
+  'gmail',
+  'google-calendar',
+  'google-drive',
+  'google-sheets',
+  'hubspot',
+  'imap',
+  'outlook',
+  'rss',
+])
+
+export function isPollingWebhookProvider(provider: string): boolean {
+  return POLLING_PROVIDERS.has(provider)
+}
+
+/**
+ * Providers whose triggers fire internally (table row events, Sim workspace
+ * events) rather than via external HTTP webhooks. Their webhook rows still
+ * register a path, so the public trigger route must reject deliveries to
+ * them — otherwise anyone with the block ID could forge events.
+ */
+export const INTERNAL_TRIGGER_PROVIDERS = new Set(['sim', 'table'])
+
+export function isInternalTriggerProvider(provider: string | null): boolean {
+  return provider !== null && INTERNAL_TRIGGER_PROVIDERS.has(provider)
+}