fix: utils/utils.go: fix create boilerplate directoy to current worki…

…ng directory on Windows and refs other XDG_DATA_HOME and LOCALAPPDATA (#62)

* fix: utils/utils.go: fix create directory on windows
  On Windows, create boiler plate directory to current working directory.
  move this directory to LOCALAPPDATA directory

add: utils/utils.go: boiler plate directory refs "XDG_DATA_HOME"
  create boiler directory under the XDG_DATA_HOME directory,
  if your os set set XDG Base directory.

add: .editorconfig:
  editor tab setting file for go source edit.

* fix: utils.go: fix boilerplatesDir not hidden in XDG Base & LOCALAPPDATA

* chore: remove editorconfig

utils/utils.go

@@ -6,18 +6,36 @@ import (
 	"io/fs"
 	"os"
 	"path/filepath"
+	"runtime"
 	"sort"
 	"strings"
 
 	"github.com/go-git/go-git/v5"
 )
 
 func RepoDir() string {
+	const gitignoreBoilerplatesDir = "gitignore-boilerplates"
+	const gitignoreBoilerplatesHiddenDir = "." + gitignoreBoilerplatesDir
+
 	override := os.Getenv("GIBO_BOILERPLATES")
 	if len(override) > 0 {
 		return override
 	}
-	return filepath.Join(os.Getenv("HOME"), ".gitignore-boilerplates")
+
+	override = os.Getenv("XDG_DATA_HOME")
+	if len(override) > 0 {
+		return filepath.Join(override, "gibo", gitignoreBoilerplatesDir)
+	}
+
+	if runtime.GOOS == "windows" {
+		override := os.Getenv("LOCALAPPDATA")
+		if len(override) > 0 {
+			return filepath.Join(override, gitignoreBoilerplatesDir)
+		}
+	}
+
+	homeDir, _ := os.UserHomeDir()
+	return filepath.Join(homeDir, gitignoreBoilerplatesHiddenDir)
 }
 
 func cloneRepo(repo string) error {