wip: Creating an sdk builder that has all the generics we need in one place

lib/trigger/index.ts

@@ -0,0 +1,7 @@
+import { TriggerInput } from "./TriggerInput"
+export { changeOnFirstSuccess } from "./changeOnFirstSuccess"
+export { cooldownTrigger } from "./cooldownTrigger"
+
+export type Trigger = (
+  getInput: () => TriggerInput,
+) => AsyncIterator<unknown, unknown, never>