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/cli/tests/e2e/relay-host.test.ts

@@ -4,12 +4,10 @@ import { createRequire } from "node:module";
 import net from "node:net";
 import path from "node:path";
 import { fileURLToPath } from "node:url";
-import {
-  buildRelayWebSocketUrl,
-  DaemonClient,
-  generateLocalPairingOffer,
-  parseConnectionOfferFromUrl,
-} from "@getpaseo/server";
+import { buildRelayWebSocketUrl } from "@getpaseo/protocol/daemon-endpoints";
+import { parseConnectionOfferFromUrl } from "@getpaseo/protocol/connection-offer";
+import { generateLocalPairingOffer } from "@getpaseo/server";
+import { DaemonClient } from "@getpaseo/client/internal/daemon-client";
 import { WebSocket } from "ws";
 import { getAvailablePort } from "../helpers/network.ts";
 import { createE2ETestContext } from "../helpers/test-daemon.ts";