diff --git a/scripts/configure-rollout.d.mts b/scripts/configure-rollout.d.mts
new file mode 100644
index 000000000..a1688196b
--- /dev/null
+++ b/scripts/configure-rollout.d.mts
@@ -0,0 +1,24 @@
+export const SUPPORTED_PLATFORMS: readonly string[]
+export const DEFAULT_BASE_URL: string
+export const DEFAULT_PERCENTAGE: number
+
+export function isValidVersion(value: unknown): boolean
+
+export interface ConfigureRolloutOptions {
+  version: string
+  percentage?: number
+  token?: string
+  baseUrl?: string
+  fetchImpl?: (url: any, init?: any) => Promise<any>
+  notes?: string
+  log?: (msg: string) => void
+  warn?: (msg: string) => void
+}
+
+export interface RolloutResult {
+  platform: string
+  action: 'created' | 'updated' | 'updated-after-conflict'
+  data: Record<string, unknown>
+}
+
+export function configureRollout(options: ConfigureRolloutOptions): Promise<RolloutResult[]>
diff --git a/test/configure-rollout.test.ts b/test/configure-rollout.test.ts
index dafb2f44c..d14d88026 100644
--- a/test/configure-rollout.test.ts
+++ b/test/configure-rollout.test.ts
@@ -52,8 +52,8 @@ describe('configureRollout', () => {
 
     // 1 GET + 3 POSTs = 4 calls
     expect(calls).toHaveLength(4)
-    expect(calls[0].method).toBe('GET')
-    expect(calls[0].headers).toMatchObject({
+    expect(calls[0]?.method).toBe('GET')
+    expect(calls[0]?.headers).toMatchObject({
       Authorization: 'Bearer test-admin-token-12345678901234567890'
     })
 
diff --git a/test/provider-error-patch.test.ts b/test/provider-error-patch.test.ts
index aa4602e09..a67369db2 100644
--- a/test/provider-error-patch.test.ts
+++ b/test/provider-error-patch.test.ts
@@ -87,8 +87,10 @@ describe('provider error classification patches', () => {
     const valid = { ...malformed, content: [] }
     expect(completeTerminalMessage(valid, completed)).toBe(valid)
     expect(patch).toContain(
-      '+\tconst message = completeTerminalMessage(event.message, completed);'
+      '+\t\t\tconst message = completeTerminalMessage(event.message, completed);'
+    )
+    expect(patch).toContain(
+      '+\t\t\t\treplayState: toPiReplayState(message, requestedModel)'
     )
-    expect(patch).toContain('+\t\t\treplayState: toPiReplayState(message)')
   })
 })