refactor: distribute types from crm-types.ts to owning composables

Each composable now owns its types and exports them. Other composables
import types from the owning composable. Deleted centralized crm-types.ts.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/app/composables/useContacts.ts

@@ -4,7 +4,35 @@ import {
   ContactsQueryDocument,
   CommunicationsQueryDocument,
 } from "~~/graphql/generated";
-import type { Contact, CommItem, SortMode } from "~/composables/crm-types";
+
+export type Contact = {
+  id: string;
+  name: string;
+  avatar: string;
+  channels: string[];
+  lastContactAt: string;
+  description: string;
+};
+
+export type CommItem = {
+  id: string;
+  at: string;
+  contact: string;
+  contactInboxId: string;
+  sourceExternalId: string;
+  sourceTitle: string;
+  channel: "Telegram" | "WhatsApp" | "Instagram" | "Phone" | "Email";
+  kind: "message" | "call";
+  direction: "in" | "out";
+  text: string;
+  audioUrl?: string;
+  duration?: string;
+  waveform?: number[];
+  transcript?: string[];
+  deliveryStatus?: "PENDING" | "SENT" | "DELIVERED" | "READ" | "FAILED" | string | null;
+};
+
+export type SortMode = "name" | "lastContact";
 
 export function useContacts(opts: { apolloAuthReady: ComputedRef<boolean> }) {
   const { result: contactsResult, refetch: refetchContacts } = useQuery(