Export Change schema.

src/schemas.ts

@@ -1,6 +1,6 @@
 import * as z from 'zod'
 
-const ChangeSchema = z.object({
+export const ChangeSchema = z.object({
   change_type: z.enum(['added', 'removed']),
   manifest: z.string(),
   ecosystem: z.string(),
@@ -23,10 +23,10 @@ const ChangeSchema = z.object({
 
 export const PullRequestSchema = z.object({
   number: z.number(),
-  base: z.object({sha: z.string()}),
-  head: z.object({sha: z.string()})
+  base: z.object({ sha: z.string() }),
+  head: z.object({ sha: z.string() })
 })
 
 export const ChangesSchema = z.array(ChangeSchema)
-
+export type Change = z.infer<typeof ChangeSchema>
 export type Changes = z.infer<typeof ChangesSchema>