fix windows cross volume init (#3512)

changelog

mkdocs-website/docs/en/changelog.md

@@ -37,6 +37,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+- Fixed cross volume project install for windows by [atterpac](https://github.com/atterac) in [#3512](https://github.com/wailsapp/wails/pull/3512)
 - Fixed react template css to show footer by [atterpac](https://github.com/atterpac) in [#3477](https://github.com/wailsapp/wails/pull/3477)
 - Fixed zombie processes when working in devmode by updating to latest refresh by [Atterpac](https://github.com/atterpac) in [#3320](https://github.com/wailsapp/wails/pull/3320).
 - Fixed appimage webkit file sourcing by [Atterpac](https://github.com/atterpac) in [#3306](https://github.com/wailsapp/wails/pull/3306).

v3/internal/templates/templates.go

@@ -201,20 +201,27 @@ func getRemoteTemplate(uri string) (template *Template, err error) {
 }
 
 func Install(options *flags.Init) error {
-
+	var wd string = lo.Must(os.Getwd())
 	var projectDir string
 	if options.ProjectDir == "." || options.ProjectDir == "" {
-		projectDir = lo.Must(os.Getwd())
+		projectDir = wd
+	} else {
+		projectDir = options.ProjectDir
 	}
 	var err error
-	projectDir, err = filepath.Abs(filepath.Join(options.ProjectDir, options.ProjectName))
+	projectDir, err = filepath.Abs(filepath.Join(projectDir, options.ProjectName))
 	if err != nil {
 		return err
 	}
 
 	// Calculate relative path from project directory to LocalModulePath
 	var relativePath string
-	relativePath, err = filepath.Rel(projectDir, debug.LocalModulePath)
+	// Check if the project directory and LocalModulePath are in the same drive
+	if filepath.VolumeName(wd) != filepath.VolumeName(debug.LocalModulePath) {
+		relativePath = debug.LocalModulePath
+	} else {
+		relativePath, err = filepath.Rel(projectDir, debug.LocalModulePath)
+	}
 	if err != nil {
 		return err
 	}