chore: import upstream snapshot with attribution

apps/sim/app/api/tools/cloudformation/utils.ts

@@ -0,0 +1,36 @@
+import type { Capability, Parameter, Tag } from '@aws-sdk/client-cloudformation'
+
+/**
+ * Parses a comma-separated capabilities string (e.g. "CAPABILITY_IAM,CAPABILITY_NAMED_IAM")
+ * into the array shape the CloudFormation SDK expects.
+ */
+export function parseCapabilities(value?: string): Capability[] | undefined {
+  if (!value) return undefined
+  const capabilities = value
+    .split(',')
+    .map((c) => c.trim())
+    .filter(Boolean)
+  return capabilities.length > 0 ? (capabilities as Capability[]) : undefined
+}
+
+/**
+ * Maps camelCase stack parameter inputs to the PascalCase `Parameter` shape CloudFormation expects.
+ */
+export function toStackParameters(
+  parameters?: { parameterKey: string; parameterValue?: string; usePreviousValue?: boolean }[]
+): Parameter[] | undefined {
+  if (!parameters || parameters.length === 0) return undefined
+  return parameters.map((p) => ({
+    ParameterKey: p.parameterKey,
+    ParameterValue: p.parameterValue,
+    UsePreviousValue: p.usePreviousValue,
+  }))
+}
+
+/**
+ * Maps camelCase tag inputs to the PascalCase `Tag` shape CloudFormation expects.
+ */
+export function toStackTags(tags?: { key: string; value: string }[]): Tag[] | undefined {
+  if (!tags || tags.length === 0) return undefined
+  return tags.map((t) => ({ Key: t.key, Value: t.value }))
+}