config: default to .config in home for real

config/config.go

@@ -3,6 +3,8 @@ package config
 import (
 	"log"
 	"os"
+	"os/user"
+	"path/filepath"
 
 	"gopkg.in/yaml.v3"
 )
@@ -41,3 +43,12 @@ func NewConfig(path string) *Config {
 func GetConfig() *Config {
 	return cfg
 }
+
+func GetDefaultConfigPath() string {
+	usr, err := user.Current()
+	if err != nil {
+		return "couldnt get user home directory"
+	}
+	dir := usr.HomeDir
+	return filepath.Join(dir, ".config/fup/config.yml")
+}

main.go

@@ -14,7 +14,7 @@ import (
 
 var (
 	helpFlag   bool
-	configPath = "~/.config/fup/config.yml"
+	configPath = config.GetDefaultConfigPath()
 	filePath   string
 	fileName   = uuid.NewString()