refactor: simplify homeDir and appConfig usage

internal/watcher/autostart.go

@@ -7,18 +7,18 @@ import (
 	"strings"
 )
 
-func EnsureAutostart() error {
-	if isAutostartInstalled() || isTemporaryExecutable() {
+func EnsureAutostart(homeDir string) error {
+	if isAutostartInstalled(homeDir) || isTemporaryExecutable() {
 		return nil
 	}
 
-	return installAutostart()
+	return installAutostart(homeDir)
 }
 
-func isAutostartInstalled() bool {
+func isAutostartInstalled(homeDir string) bool {
 	switch runtime.GOOS {
 	case "darwin":
-		path := filepath.Join(os.Getenv("HOME"), "Library", "LaunchAgents", "com.godeez.watch.plist")
+		path := filepath.Join(homeDir, "Library", "LaunchAgents", "com.godeez.watch.plist")
 		_, err := os.Stat(path)
 
 		return err == nil

internal/watcher/install_mac.go

@@ -9,7 +9,7 @@ import (
 	"path/filepath"
 )
 
-func installAutostart() error {
+func installAutostart(homeDir string) error {
 	exe, err := os.Executable()
 	if err != nil {
 		return err
@@ -39,7 +39,7 @@ func installAutostart() error {
 </dict>
 </plist>`, exe)
 
-	path := filepath.Join(os.Getenv("HOME"), "Library", "LaunchAgents", "com.godeez.watch.plist")
+	path := filepath.Join(homeDir, "Library", "LaunchAgents", "com.godeez.watch.plist")
 	if err := os.WriteFile(path, []byte(plist), 0644); err != nil {
 		return err
 	}

internal/watcher/watcher.go

@@ -20,8 +20,7 @@ type Watcher struct {
 }
 
 func New(appConfig *config.Config) *Watcher {
-	homeDir, _ := os.UserHomeDir()
-	logFile := filepath.Join(homeDir, ".godeez", "watcher.log")
+	logFile := filepath.Join(appConfig.HomeDir, ".godeez", "watcher.log")
 	file, err := os.OpenFile(logFile, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
 	if err != nil {
 		log.Fatalf("Failed to open log file: %v\n", err)