feat: collab hocuspocus v4 upgrade (#2351)

* WIP 1

* complete v4 migration

* add flushDelay

* feat: multiplexing

* fix: survive hocuspocus v4 message timeout

* fix: searchTerm type error

apps/server/package.json

@@ -88,7 +88,6 @@
     "kysely-migration-cli": "0.4.2",
     "kysely-postgres-js": "3.0.0",
     "ldapts": "8.1.7",
-    "lib0": "0.2.117",
     "mammoth": "1.12.0",
     "mime-types": "3.0.2",
     "msgpackr": "^1.11.9",
@@ -118,7 +117,6 @@
     "stripe": "^17.7.0",
     "tlds": "1.261.0",
     "tmp-promise": "3.0.3",
-    "tseep": "1.3.1",
     "typesense": "3.0.5",
     "undici": "7.28.0",
     "ws": "8.21.0",