Fix token usage history gaps and add dev detail popup (#386)

Co-authored-by: zuolingxuan <zuolingxuan@bytedance.com>

tests/unit/token-usage-files.test.ts

@@ -0,0 +1,21 @@
+import { describe, expect, it } from 'vitest';
+import { extractSessionIdFromTranscriptFileName } from '@electron/utils/token-usage-core';
+
+describe('extractSessionIdFromTranscriptFileName', () => {
+  it('parses normal jsonl transcript names', () => {
+    expect(extractSessionIdFromTranscriptFileName('abc-123.jsonl')).toBe('abc-123');
+  });
+
+  it('parses deleted transcript names', () => {
+    expect(extractSessionIdFromTranscriptFileName('abc-123.deleted.jsonl')).toBe('abc-123');
+  });
+
+  it('parses reset transcript names', () => {
+    expect(extractSessionIdFromTranscriptFileName('abc-123.jsonl.reset.2026-03-09T03-01-29.968Z')).toBe('abc-123');
+  });
+
+  it('returns undefined for non-transcript files', () => {
+    expect(extractSessionIdFromTranscriptFileName('sessions.json')).toBeUndefined();
+    expect(extractSessionIdFromTranscriptFileName('abc-123.log')).toBeUndefined();
+  });
+});