chore: isolate frontend and backend via npm workspaces and @mmapp/contracts

Co-authored-by: Cursor <[email protected]>

shared/api/events.ts

@@ -3,7 +3,7 @@ import {
   listEventsQuerySchema,
   type EventItem,
   type ListEventsQuery,
-} from "@/packages/contracts/src/events"
+} from "@mmapp/contracts/events"
 import { requestJson } from "@/shared/api/http-client"
 
 type ListEventsResponse = {

shared/api/servers.ts

@@ -6,7 +6,7 @@ import {
   type ServerRead,
   type ServerUpdate,
   type TestConnectionRequest,
-} from "@/packages/contracts/src/servers"
+} from "@mmapp/contracts/servers"
 import { requestJson } from "@/shared/api/http-client"
 
 type TestConnectionResponse = {