chore: import upstream snapshot with attribution

apps/sim/lib/api/contracts/tools/media/shared.ts

@@ -0,0 +1,27 @@
+import { z } from 'zod'
+
+export const AWS_REGION_PATTERN =
+  /^(eu-isoe|us-isob|us-iso|us-gov|af|ap|ca|cn|eu|il|me|mx|sa|us)-(central|north|northeast|northwest|south|southeast|southwest|east|west)-\d{1,2}$/
+
+export const toolJsonResponseSchema = z
+  .object({
+    success: z.boolean().optional(),
+    output: z.unknown().optional(),
+    error: z.string().optional(),
+    message: z.string().optional(),
+    data: z.unknown().optional(),
+  })
+  .passthrough()
+
+export const toolBooleanSchema = z.preprocess(
+  (value) => {
+    if (typeof value === 'boolean') return value
+    if (typeof value !== 'string') return value
+
+    const normalized = value.trim().toLowerCase()
+    if (normalized === 'true' || normalized === '1') return true
+    if (normalized === 'false' || normalized === '0' || normalized === '') return false
+    return value
+  },
+  z.boolean({ error: 'must be a boolean (true/false)' })
+)