feat: add precise diagnostics and optional client copy logging controls

logx/adapters.go

@@ -2,27 +2,33 @@ package logx
 
 import (
 	"context"
-	"errors"
 	"log"
 	"log/slog"
 	"strings"
+	"time"
+
+	"git.yuntuo.hk/k2safe/go-omni/internal/configdiag"
 )
 
 // Validate checks configuration without opening files or creating resources.
-func (c Config) Validate() error {
+func (c Config) Validate() error { _, err := c.validate(); return err }
+func (c Config) validate() (*time.Location, error) {
 	c = normalizeConfig(c)
 	if _, err := parseLevel(c.Level); err != nil {
-		return errors.New("logx: invalid level")
+		return nil, configdiag.New("level", "must be debug, info, warn, warning or error")
 	}
 	if c.Format != "json" && c.Format != "text" {
-		return errors.New("logx: format must be json or text")
+		return nil, configdiag.New("format", "must be json or text")
 	}
 	switch c.Output {
 	case "stdout", "stderr", "discard", "none":
 	default:
-		return errors.New("logx: invalid output")
+		return nil, configdiag.New("output", "must be stdout, stderr, discard or none")
 	}
-	return c.Rotation.validate(c)
+	if err := c.Rotation.validate(c); err != nil {
+		return nil, err
+	}
+	return logLocation(c.TimeZone)
 }
 
 type loggerContextKey struct{}