add quota to the main screen

tests/quota.test.ts

@@ -329,11 +329,11 @@ test("reads old cached snapshots without session estimates and removes excluded
     ]);
     expect(status?.windows[0]).not.toHaveProperty("sessionConsumed");
     expect(result.stored.get("chatgpt-quota")).not.toHaveProperty("sessions");
-    expect(result.calls()).toBe(0);
+    expect(result.calls()).toBe(1);
     await result.tracker.dispose();
 });
 
-test("activates only for OAuth and refreshes quota at request start", async () => {
+test("activates only for OAuth and refreshes quota at initialization and request start", async () => {
     const key = fixture({ type: "key", key: "secret" }, [plus]);
     await key.tracker.init();
     await key.tracker.start("root");
@@ -360,10 +360,11 @@ test("activates only for OAuth and refreshes quota at request start", async () =
         ],
     );
     await oauth.tracker.init();
-    await oauth.tracker.start("root");
     expect(oauth.calls()).toBe(1);
+    expect(oauth.tracker.status()?.windows[0]?.remaining).toBe(87.5);
+    await oauth.tracker.start("root");
+    expect(oauth.calls()).toBe(2);
     expect(oauth.headers[0]?.get("chatgpt-account-id")).toBe("account-one");
-    await oauth.tracker.refresh();
     const status = oauth.tracker.status();
     expect(status?.windows[0]?.remaining).toBe(82.5);
     expect(status?.windows[0]).not.toHaveProperty("sessionConsumed");
@@ -482,10 +483,10 @@ test("request completion refreshes once across terminal and idle events", async
     await result.tracker.init();
     await result.tracker.start("root");
     await result.tracker.complete("root");
-    expect(result.tracker.status()?.windows[0]?.remaining).toBe(89);
+    expect(result.tracker.status()?.windows[0]?.remaining).toBe(70);
     await result.tracker.complete("root");
-    expect(result.calls()).toBe(2);
-    expect(result.tracker.status()?.windows[0]?.remaining).toBe(89);
+    expect(result.calls()).toBe(3);
+    expect(result.tracker.status()?.windows[0]?.remaining).toBe(70);
     await result.tracker.dispose();
 });
 
@@ -513,8 +514,7 @@ test("an auth switch detaches an in-flight old-account response and immediately
             },
         ],
     );
-    await result.tracker.init();
-    const old = result.tracker.start("root");
+    const old = result.tracker.init();
     while (result.calls() === 0) await Bun.sleep(1);
     result.switch({
         type: "oauth",