perf: password special chars;feat: llm paragraph;perf: chunk setting params;perf: text splitter worker (#4984)

* perf: password special chars

* feat: llm paragraph;perf: chunk setting params

* perf: text splitter worker

* perf: get rawtext buffer

* fix: test

* fix: test

* doc

* min chunk size

packages/service/worker/controller.ts

@@ -0,0 +1,18 @@
+import type { MessagePort } from 'worker_threads';
+
+export const workerResponse = ({
+  parentPort,
+  status,
+  data
+}: {
+  parentPort: MessagePort | null;
+  status: 'success' | 'error';
+  data: any;
+}) => {
+  parentPort?.postMessage({
+    type: status,
+    data: data
+  });
+
+  process.exit();
+};