feat: create route to fetch stream URL from provider

Summary:

Test Plan:

src/types/schema.ts

@@ -38,3 +38,8 @@ export const EpisodeNumberSchema = z.number().openapi({
   type: "number",
   format: "float",
 });
+
+export const SkippableSchema = z
+  .array(z.number().openapi({ minimum: 0, type: "integer", format: "int64" }))
+  .nullish()
+  .openapi({ examples: [[200, 289]], minItems: 2, maxItems: 2 });