fix(startup): load config.yml from the executable directory

Prevent startup-launched daemon sessions from missing user rules when Windows starts the process with a different working directory.

Update config load, save, and reload paths to use the executable directory and log the resolved path for easier debugging.

Author: kh4f

internal/config/config.go

@@ -2,12 +2,13 @@ package config
 
 import (
 	"os"
+	"path/filepath"
 	"time"
 
 	"gopkg.in/yaml.v3"
 )
 
-const filePath = "config.yml"
+const fileName = "config.yml"
 
 type Config struct {
 	AlertTemp       int `yaml:"alertTemp"`
@@ -23,6 +24,7 @@ var (
 )
 
 func Load() error {
+	filePath := configFilePath()
 	data, err := os.ReadFile(filePath)
 	if err != nil {
 		if os.IsNotExist(err) {
@@ -52,6 +54,7 @@ func Save() error {
 		return err
 	}
 
+	filePath := configFilePath()
 	if err := os.WriteFile(filePath, data, 0o644); err != nil {
 		return err
 	}
@@ -66,6 +69,7 @@ func Save() error {
 }
 
 func ReloadIfChanged() (bool, error) {
+	filePath := configFilePath()
 	info, err := os.Stat(filePath)
 	if err != nil {
 		return false, err
@@ -77,3 +81,11 @@ func ReloadIfChanged() (bool, error) {
 
 	return true, Load()
 }
+
+func configFilePath() string {
+	exePath, err := os.Executable()
+	if err != nil {
+		return fileName
+	}
+	return filepath.Join(filepath.Dir(exePath), fileName)
+}

internal/daemon/daemon.go

@@ -52,6 +52,7 @@ func Start() {
 
 	daemonExe := filepath.Join(filepath.Dir(exePath), daemonFileName)
 	cmd := exec.Command(daemonExe)
+	cmd.Dir = filepath.Dir(daemonExe)
 	cmd.SysProcAttr = &syscall.SysProcAttr{CreationFlags: 0x00000008}
 	cmd.Start()
 }