Improve sidebar workspace readability and host identity (#2790)

* fix(app): align turn footer actions

Keep running-turn actions in the same position as completed-turn actions and use the shared small icon size for both copy and fork controls.

* feat(app): improve sidebar workspace identity

Make dense sidebar workspace rows easier to scan and let each device control how connected hosts are identified.

* fix(app): keep host badges readable

Use a compact display menu and keep identity color on the host icon so translated controls fit and badge text retains standard contrast.

* fix(app): announce selected sidebar badge mode

* fix(app): retain icon-only host names for screen readers

* fix(app): name hoisted workspace rows

* fix(app): retain host identity in workspace labels

* fix(app): retain workspace status in row labels

* fix(app): defer host appearance until identity resolves

* fix(app): serialize host appearance writes

* fix(app): serialize host registry writes

* fix(app): bound sidebar host badge labels

* test(app): match workspace status labels

* fix(app): consolidate sidebar identity behavior

* test(app): assert status grouping behavior

* fix(app): keep sidebar row actions accessible

* fix(app): stabilize optimistic message layout

packages/app/src/utils/project-status-badge-content.test.ts

@@ -2,8 +2,8 @@ import { describe, expect, it } from "vitest";
 import { getProjectStatusBadgeContent } from "./project-status-badge-content";
 
 describe("getProjectStatusBadgeContent", () => {
-  it("shows the loader while running", () => {
-    expect(getProjectStatusBadgeContent("running")).toEqual({ kind: "loader" });
+  it("shows a running dot while working", () => {
+    expect(getProjectStatusBadgeContent("running")).toEqual({ kind: "dot", bucket: "running" });
   });
 
   it("shows the alert when input is needed", () => {