feat: service proxy, health monitor, hover card, and homepage section

Built-in service proxy with branch-based URLs, service health
monitoring, workspace hover card with service status, and
"Forget about ports" homepage section.

packages/app/src/hooks/use-sidebar-workspaces-list.test.ts

@@ -1,4 +1,5 @@
 import { describe, expect, it } from "vitest";
+import type { WorkspaceServicePayload } from "@server/shared/messages";
 import {
   appendMissingOrderKeys,
   applyStoredOrdering,
@@ -19,7 +20,7 @@ function workspace(
     Partial<
       Pick<
         WorkspaceDescriptor,
-        "projectDisplayName" | "projectRootPath" | "projectKind" | "workspaceKind"
+        "projectDisplayName" | "projectRootPath" | "projectKind" | "workspaceKind" | "services"
       >
     >,
 ): WorkspaceDescriptor {
@@ -34,9 +35,26 @@ function workspace(
     status: input.status,
     activityAt: input.activityAt,
     diffStat: null,
+    services: input.services ?? [],
   };
 }
 
+const runningService: WorkspaceServicePayload = {
+  serviceName: "web",
+  hostname: "main.web.localhost",
+  port: 3000,
+  url: "http://main.web.localhost:6767",
+  status: "running",
+};
+
+const stoppedService: WorkspaceServicePayload = {
+  serviceName: "api",
+  hostname: "main.api.localhost",
+  port: 3001,
+  url: "http://main.api.localhost:6767",
+  status: "stopped",
+};
+
 describe("applyStoredOrdering", () => {
   it("keeps unknown items on the baseline while applying stored order", () => {
     const result = applyStoredOrdering({
@@ -117,6 +135,27 @@ describe("buildSidebarProjectsFromWorkspaces", () => {
     expect(projects[0]?.workspaces[0]?.statusBucket).toBe("failed");
   });
 
+  it("threads services into workspace rows and derives hasRunningServices", () => {
+    const projects = buildSidebarProjectsFromWorkspaces({
+      serverId: "srv",
+      workspaces: [
+        workspace({
+          id: "/repo/main",
+          projectId: "project-1",
+          name: "main",
+          status: "running",
+          activityAt: new Date("2026-01-01T00:00:00.000Z"),
+          services: [runningService, stoppedService],
+        }),
+      ],
+      projectOrder: [],
+      workspaceOrderByScope: {},
+    });
+
+    expect(projects[0]?.workspaces[0]?.services).toEqual([runningService, stoppedService]);
+    expect(projects[0]?.workspaces[0]?.hasRunningServices).toBe(true);
+  });
+
   it("preserves stored project order even when activity changes", () => {
     const initialWorkspaces: WorkspaceDescriptor[] = [
       workspace({