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/hotkey/keys.go

@@ -0,0 +1,86 @@
+package hotkey
+
+import hk "golang.design/x/hotkey"
+
+// lookupKey maps a token from the user-supplied hotkey spec to a hk.Key.
+//
+// The map is intentionally exhaustive over the alphanumeric set so we never
+// rely on an assumption that hk.KeyA..hk.KeyZ are contiguous values — the
+// upstream package gives no such guarantee.
+func lookupKey(token string) (hk.Key, bool) {
+	switch token {
+	case "a":
+		return hk.KeyA, true
+	case "b":
+		return hk.KeyB, true
+	case "c":
+		return hk.KeyC, true
+	case "d":
+		return hk.KeyD, true
+	case "e":
+		return hk.KeyE, true
+	case "f":
+		return hk.KeyF, true
+	case "g":
+		return hk.KeyG, true
+	case "h":
+		return hk.KeyH, true
+	case "i":
+		return hk.KeyI, true
+	case "j":
+		return hk.KeyJ, true
+	case "k":
+		return hk.KeyK, true
+	case "l":
+		return hk.KeyL, true
+	case "m":
+		return hk.KeyM, true
+	case "n":
+		return hk.KeyN, true
+	case "o":
+		return hk.KeyO, true
+	case "p":
+		return hk.KeyP, true
+	case "q":
+		return hk.KeyQ, true
+	case "r":
+		return hk.KeyR, true
+	case "s":
+		return hk.KeyS, true
+	case "t":
+		return hk.KeyT, true
+	case "u":
+		return hk.KeyU, true
+	case "v":
+		return hk.KeyV, true
+	case "w":
+		return hk.KeyW, true
+	case "x":
+		return hk.KeyX, true
+	case "y":
+		return hk.KeyY, true
+	case "z":
+		return hk.KeyZ, true
+	case "0":
+		return hk.Key0, true
+	case "1":
+		return hk.Key1, true
+	case "2":
+		return hk.Key2, true
+	case "3":
+		return hk.Key3, true
+	case "4":
+		return hk.Key4, true
+	case "5":
+		return hk.Key5, true
+	case "6":
+		return hk.Key6, true
+	case "7":
+		return hk.Key7, true
+	case "8":
+		return hk.Key8, true
+	case "9":
+		return hk.Key9, true
+	}
+	return 0, false
+}