feat: implement main window layout strategy

internal/services/appservice.go

@@ -30,6 +30,15 @@ type AppService struct {
 
 const HotkeyShowSecondWindow = 1
 
+const (
+	mainWindowWidth     = 1280
+	mainWindowHeight    = 800
+	mainWindowMinWidth  = 1024
+	mainWindowMinHeight = 720
+	secondWindowWidth   = 340
+	secondWindowHeight  = 320
+)
+
 func ConfigureAppService(a *AppService, app *application.App, i18nFS embed.FS, suidb *SuiStore) {
 	a.App = app
 	a.I18nFS = i18nFS
@@ -37,8 +46,16 @@ func ConfigureAppService(a *AppService, app *application.App, i18nFS embed.FS, s
 
 	isWindows := runtime.GOOS == "windows"
 	mainWindow := app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
-		Title:     "main",
-		Frameless: isWindows,
+		Title:           "main",
+		Name:            "main",
+		Width:           mainWindowWidth,
+		Height:          mainWindowHeight,
+		MinWidth:        mainWindowMinWidth,
+		MinHeight:       mainWindowMinHeight,
+		InitialPosition: application.WindowCentered,
+		StartState:      application.WindowStateNormal,
+		DisableResize:   false,
+		Frameless:       isWindows,
 		Mac: application.MacWindow{
 			InvisibleTitleBarHeight: 50,
 			Backdrop:                application.MacBackdropTranslucent,
@@ -53,8 +70,8 @@ func ConfigureAppService(a *AppService, app *application.App, i18nFS embed.FS, s
 	secondWindow := app.NewWebviewWindowWithOptions(application.WebviewWindowOptions{
 		Title:  "second",
 		Name:   "second",
-		Width:  340,
-		Height: 320,
+		Width:  secondWindowWidth,
+		Height: secondWindowHeight,
 		Mac: application.MacWindow{
 			InvisibleTitleBarHeight: 50,
 			TitleBar:                application.MacTitleBarHidden,