felhom-agent/internal/log/log.go

// Package log builds the agent's slog logger. Kept tiny on purpose; the agent is
// a host service, so logs go to stderr (journald-friendly). Secrets must never be
// passed to the logger — config is logged only via Config.Redacted (see config).
package log

import (
	"log/slog"
	"os"
	"strings"
)

// New returns a text slog.Logger at the given level ("debug"|"info"|"warn"|
// "error"; unknown falls back to info), writing to stderr.
func New(level string) *slog.Logger {
	var lvl slog.Level
	switch strings.ToLower(level) {
	case "debug":
		lvl = slog.LevelDebug
	case "warn", "warning":
		lvl = slog.LevelWarn
	case "error":
		lvl = slog.LevelError
	default:
		lvl = slog.LevelInfo
	}
	h := slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: lvl})
	return slog.New(h)
}