test: make working-directory tests pass on Windows

Drive-qualify resolved paths in fixtures and assert against normalized cwds
so route tests match the values normalizeRequestCwd produces. Skip the
POSIX-shell TerminalService suite on native Windows, where the terminal
feature is unsupported.

src/server/sessions/sessionRoutes.test.ts

@@ -1,3 +1,4 @@
+import { resolve } from "node:path";
 import Fastify, { type FastifyInstance } from "fastify";
 import fastifyWebsocket from "@fastify/websocket";
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
@@ -60,12 +61,15 @@ describe("session routes", () => {
     registerSessionRoutes(routeApp, routeService, eventHub);
 
     try {
-      const statusResponse = await routeApp.inject({ method: "GET", url: `/sessions/session-1/status?cwd=${encodeURIComponent("/repo")}` });
-      const promptResponse = await routeApp.inject({ method: "POST", url: "/sessions/session-1/prompt", payload: { cwd: "/repo", text: "hello" } });
+      // The route normalizes the request cwd, so the service sees the resolved
+      // absolute path (drive-qualified on Windows).
+      const requestCwd = resolve("/repo");
+      const statusResponse = await routeApp.inject({ method: "GET", url: `/sessions/session-1/status?cwd=${encodeURIComponent(requestCwd)}` });
+      const promptResponse = await routeApp.inject({ method: "POST", url: "/sessions/session-1/prompt", payload: { cwd: requestCwd, text: "hello" } });
 
       expect(statusResponse.statusCode).toBe(200);
       expect(promptResponse.statusCode).toBe(200);
-      expect(routeService.calls).toEqual([{ id: "session-1", cwd: "/repo" }, { lookup: { id: "session-1", cwd: "/repo" }, text: "hello" }]);
+      expect(routeService.calls).toEqual([{ id: "session-1", cwd: requestCwd }, { lookup: { id: "session-1", cwd: requestCwd }, text: "hello" }]);
     } finally {
       await routeService.dispose();
       await routeApp.close();

src/server/terminals/terminalRoutes.test.ts

@@ -1,3 +1,4 @@
+import { resolve } from "node:path";
 import Fastify, { type FastifyInstance } from "fastify";
 import fastifyWebsocket from "@fastify/websocket";
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
@@ -32,11 +33,14 @@ describe("terminal routes", () => {
   });
 
   it("closes all terminals for a cwd", async () => {
-    const response = await app.inject({ method: "DELETE", url: `/terminals?cwd=${encodeURIComponent("/repo/worktree")}` });
+    // The route normalizes the request cwd, so the service receives the
+    // resolved absolute path (drive-qualified on Windows).
+    const requestCwd = resolve("/repo/worktree");
+    const response = await app.inject({ method: "DELETE", url: `/terminals?cwd=${encodeURIComponent(requestCwd)}` });
 
     expect(response.statusCode).toBe(200);
     expect(response.json()).toEqual({ closed: true });
-    expect(terminals.events).toEqual(["close-cwd:/repo/worktree"]);
+    expect(terminals.events).toEqual([`close-cwd:${requestCwd}`]);
   });
 
   it("creates and lists terminal command runs with filters", async () => {

src/server/terminals/terminalService.test.ts

@@ -1,7 +1,10 @@
 import { describe, expect, it } from "vitest";
 import { TerminalService } from "./terminalService";
 
-describe("TerminalService command runs", () => {
+// TerminalService spawns a POSIX shell (/bin/bash with -lc and commands like
+// printf/true/exit). The terminal feature is not supported on native Windows,
+// so these tests are skipped there rather than asserting Unix shell behavior.
+describe.skipIf(process.platform === "win32")("TerminalService command runs", () => {
   it("closes all terminal records for a cwd", () => {
     const service = new TerminalService();
     try {

src/server/workingDirectory.test.ts

@@ -1,8 +1,10 @@
-import { join, sep } from "node:path";
+import { join, resolve, sep } from "node:path";
 import { describe, expect, it } from "vitest";
 import { canonicalizeStoredCwd, cwdPathsEqual, normalizeRequestCwd } from "./workingDirectory.js";
 
-const absoluteBase = join(sep, "srv", "projects", "demo");
+// resolve() so the base already carries a drive letter on Windows, matching
+// what normalizeRequestCwd/canonicalizeStoredCwd produce.
+const absoluteBase = resolve(sep, "srv", "projects", "demo");
 
 describe("normalizeRequestCwd", () => {
   it("returns absolute paths in canonical form", () => {