pl-api: Start implemenitng grouped notifications with fallback to v1

Signed-off-by: marcin mikołajczak <git@mkljczk.pl>

packages/pl-api/package.json

@@ -20,6 +20,7 @@
   "devDependencies": {
     "@stylistic/eslint-plugin": "^2.8.0",
     "@types/http-link-header": "^1.0.7",
+    "@types/lodash.omit": "^4.5.9",
     "@types/lodash.pick": "^4.4.9",
     "@types/node": "^22.7.4",
     "@types/semver": "^7.5.8",
@@ -41,6 +42,7 @@
   "dependencies": {
     "blurhash": "^2.0.5",
     "http-link-header": "^1.1.3",
+    "lodash.omit": "^4.5.0",
     "lodash.pick": "^4.4.0",
     "object-to-formdata": "^4.5.1",
     "query-string": "^9.1.0",