feat(core): Update LLM applications building support (no-changelog) (#7710)

extracted out of #7336

---------

Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>
Co-authored-by: Oleg Ivaniv <me@olegivaniv.com>
Co-authored-by: Alex Grozav <alex@grozav.com>

packages/editor-ui/src/components/CodeNodeEditor/completions/secrets.completions.ts

@@ -1,12 +1,11 @@
-import Vue from 'vue';
 import { addVarType } from '../utils';
 import type { Completion, CompletionContext, CompletionResult } from '@codemirror/autocomplete';
-import type { CodeNodeEditorMixin } from '../types';
 import { useExternalSecretsStore } from '@/stores/externalSecrets.ee.store';
+import { defineComponent } from 'vue';
 
 const escape = (str: string) => str.replace('$', '\\$');
 
-export const secretsCompletions = (Vue as CodeNodeEditorMixin).extend({
+export const secretsCompletions = defineComponent({
 	methods: {
 		/**
 		 * Complete `$secrets.` to `$secrets.providerName` and `$secrets.providerName.secretName`.