fix: proxy remote session reloads

.changeset/fix-remote-session-reload.md

@@ -0,0 +1,5 @@
+---
+"@jmfederico/pi-web": patch
+---
+
+Fix remote session reloads so they proxy through the web/API instead of returning the app shell as JSON.

src/client/src/api/federatedRouteContract.test.ts

@@ -61,6 +61,7 @@ describe("federated route contract", () => {
       ignoreParseFailure(sessionsApi.archiveWithDescendants(session, machineId)),
       ignoreParseFailure(sessionsApi.restore(session, machineId)),
       ignoreParseFailure(sessionsApi.deleteArchived(session, machineId)),
+      ignoreParseFailure(sessionsApi.reloadSession(session, machineId)),
       ignoreParseFailure(sessionsApi.detachParent(session, machineId)),
       ignoreParseFailure(sessionsApi.authProviders({ mode: "login", authType: "oauth", machineId })),
       ignoreParseFailure(sessionsApi.saveApiKey("openai", "key", machineId)),

src/server/app.test.ts

@@ -210,6 +210,23 @@ describe("buildApp", () => {
     expect(request).toHaveBeenCalledWith("POST", "/api/projects/p1/workspaces/w1/terminal-command-runs", createBody);
   });
 
+  it("proxies remote session reloads through the selected machine", async () => {
+    const addResponse = await app.inject({ method: "POST", url: "/api/machines", payload: { name: "Remote", baseUrl: "https://remote.example.test/" } });
+    const remote = addResponse.json<{ id: string }>();
+    const request = vi.fn(() => Promise.resolve({
+      statusCode: 200,
+      headers: { "content-type": "application/json" },
+      body: Readable.from([JSON.stringify({ reloaded: true })]),
+    }));
+    remoteClient = fakeRemoteClient({ request });
+
+    const response = await app.inject({ method: "POST", url: `/api/machines/${remote.id}/sessions/s1/reload`, payload: { cwd: "/repo" } });
+
+    expect(response.statusCode).toBe(200);
+    expect(response.json()).toEqual({ reloaded: true });
+    expect(request).toHaveBeenCalledWith("POST", "/api/sessions/s1/reload", { cwd: "/repo" });
+  });
+
   it("forwards remote JSON request bodies and normalizes remote timeouts", async () => {
     const addResponse = await app.inject({ method: "POST", url: "/api/machines", payload: { name: "Remote", baseUrl: "https://remote.example.test/" } });
     const remote = addResponse.json<{ id: string }>();

src/shared/federatedRoutes.ts

@@ -52,6 +52,7 @@ export const FEDERATED_HTTP_ROUTES = [
   { method: "POST", path: "/sessions/:sessionId/archive-tree" },
   { method: "POST", path: "/sessions/:sessionId/restore" },
   { method: "DELETE", path: "/sessions/:sessionId" },
+  { method: "POST", path: "/sessions/:sessionId/reload" },
   { method: "POST", path: "/sessions/:sessionId/detach-parent" },
   { method: "GET", path: "/auth/providers" },
   { method: "POST", path: "/auth/api-key" },