Remove unused plugin modules and their associated tests

- Delete `init-global-hooks.ts`, `init-step-tasks.ts`, `init-webhook.ts`, and `init-workflow-hooks.ts`
- Remove obsolete components: `TriggerWorkflowButton` and `WorkflowExecutionStatus`
- Clean up unused trigger files: `webhook-trigger.ts`
- Delete webhook-related integration tests: `webhook-triggers.spec.ts`
- Streamline related documentation and improve maintainability by eliminating deprecated code

src/plugin/collection-hook.ts

@@ -1,7 +1,7 @@
 import {WorkflowExecutor} from "../core/workflow-executor.js"
 
 export const createCollectionTriggerHook = (collectionSlug: string, hookType: string) => {
-  return async (args: HookArgs) => {
+  return async (args: any) => {
     const req = 'req' in args ? args.req :
       'args' in args ? args.args.req :
         undefined