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/usePins.ts

@@ -1,13 +1,16 @@
 import { ref, computed, watch, type ComputedRef, type Ref } from "vue";
 import { useQuery, useMutation } from "@vue/apollo-composable";
 import { PinsQueryDocument, ToggleContactPinMutationDocument } from "~~/graphql/generated";
-import type { CommPin, CalendarEvent, CommItem, ClientTimelineItem } from "~/composables/crm-types";
-import {
-  formatDay,
-  isEventFinalStatus,
-  eventLifecyclePhase,
-} from "~/composables/crm-types";
-import type { EventLifecyclePhase } from "~/composables/crm-types";
+
+import type { CommItem } from "~/composables/useContacts";
+import type { CalendarEvent, EventLifecyclePhase } from "~/composables/useCalendar";
+import { formatDay, isEventFinalStatus } from "~/composables/useCalendar";
+
+export type CommPin = {
+  id: string;
+  contact: string;
+  text: string;
+};
 
 export function usePins(opts: {
   apolloAuthReady: ComputedRef<boolean>;