fix service templates and paths

internal/app/paths.go

@@ -0,0 +1,29 @@
+package app
+
+import (
+	"path/filepath"
+	"strings"
+)
+
+func (a *App) projectDirFor(p Project) (string, error) {
+	homeDir, err := homeForUnixUser(p.UnixUser)
+	if err != nil {
+		return "", err
+	}
+	tpl := strings.TrimSpace(a.cfg.ProjectRoot)
+	if tpl == "" {
+		tpl = "$HOME/projects/$app"
+	}
+	path := tpl
+	path = strings.ReplaceAll(path, "${HOME}", homeDir)
+	path = strings.ReplaceAll(path, "$HOME", homeDir)
+	path = strings.ReplaceAll(path, "${app}", p.Slug)
+	path = strings.ReplaceAll(path, "$app", p.Slug)
+	if strings.HasPrefix(path, "~/") {
+		path = filepath.Join(homeDir, strings.TrimPrefix(path, "~/"))
+	}
+	if !filepath.IsAbs(path) {
+		path = filepath.Join(homeDir, path)
+	}
+	return filepath.Clean(path), nil
+}