feat(app): implement basic function

General
- 配置界面支持配置对象存储桶
- 快捷键进入截图
- 一键上传截图 & 复制截图链接

MacOS
- 状态栏指示器和应用图标

internal/infrastructure/tray/icon_other.go

@@ -0,0 +1,13 @@
+//go:build !darwin
+
+package tray
+
+import _ "embed"
+
+// Keep a regular PNG for non-macOS builds where template icons are unsupported.
+//
+//go:embed assets/statusbarTemplate.png
+var templateIconBytes []byte
+
+//go:embed assets/statusbarTemplate.png
+var regularIconBytes []byte