feat: 更新鸿蒙应用配置与功能优化

- 添加鸿蒙分层图标配置和生成脚本
- 修复数据导出JSON解析问题
- 优化关于页面和团队信息展示
- 更新应用版本至1.4.1
- 清理代码警告和冗余文件
- 添加字体和二维码测试脚本
- 完善鸿蒙适配文档和指南

scripts/check_font.py

@@ -0,0 +1,22 @@
+from fontTools.ttLib import TTFont
+import os
+
+font_path = os.path.join(os.path.dirname(__file__), "..", "assets", "fonts", "NotoSansSC-Regular.ttf")
+font = TTFont(font_path)
+print("Tables:", list(font.keys()))
+has_glyf = "glyf" in font
+has_cff = "CFF " in font
+print(f"Has glyf (TrueType): {has_glyf}")
+print(f"Has CFF: {has_cff}")
+if has_glyf:
+    print("TRUE TYPE FONT - OK for dart_pdf!")
+elif has_cff:
+    print("CFF FONT - will FAIL with dart_pdf!")
+
+cmap = font.getBestCmap()
+test_chars = ["小", "妈", "厨", "房", "珍", "珠", "虾", "仁"]
+for c in test_chars:
+    cp = ord(c)
+    found = cp in cmap
+    print(f"  {c} (U+{cp:04X}): {'FOUND' if found else 'MISSING'}")
+font.close()