Extract client SDK package (#1052)

* Extract client SDK package

* Polish SDK client identity defaults

* Build client before dependent CI jobs

* Restore daemon client server export

* Extract protocol and client SDK packages

* Fix provider override schema validation

* Fix app test daemon client imports

* Simplify workspace build targets

* Fix CLI test server build bootstrap

* Run SDK package tests in CI

* Fix rebase package split drift

* Restore lockfile registry metadata

* Update SDK config test for prompt default

* Move terminal stream router test to client package

* Fix rebase drift for protocol imports

* Fix SDK agent capability fixture

* Restore legacy server client exports

* Fix server export compatibility test

* Advertise custom mode icon client capability

* Remove server daemon-client exports

* Format rebased mode control import

* Fix rebase drift for protocol imports

Files added by upstream PRs (#893, #1147, #1154) referenced the pre-split
shared/ paths that this branch moves into @getpaseo/protocol. Redirect
those imports to the protocol package so typecheck stays green after the
rebase.

packages/app/src/runtime/host-runtime.ts

@@ -6,7 +6,7 @@ import {
   type ConnectionState,
   type FetchAgentsEntry,
   type FetchAgentsOptions,
-} from "@server/client/daemon-client";
+} from "@getpaseo/client/internal/daemon-client";
 import {
   connectionFromListen,
   normalizeStoredHostProfile,
@@ -23,7 +23,7 @@ import {
   shouldUseTlsForDefaultHostedRelay,
 } from "@/utils/daemon-endpoints";
 import { resolveAppVersion } from "@/utils/app-version";
-import { ConnectionOfferSchema, type ConnectionOffer } from "@server/shared/connection-offer";
+import { ConnectionOfferSchema, type ConnectionOffer } from "@getpaseo/protocol/connection-offer";
 import { shouldUseDesktopDaemon } from "@/desktop/daemon/desktop-daemon";
 import { connectToDaemon } from "@/utils/test-daemon-connection";
 import { getOrCreateClientId } from "@/utils/client-id";