diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..11a611b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+# 统一换行符为 LF
+* text=auto eol=lf
diff --git a/README.md b/README.md
index 5b8e78f..6c28e9c 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 内网综合扫描工具，一键自动化漏扫。
 
-**版本**: 2.1.1 | **官网**: https://fscan.club/
+**版本**: 2.1.1
 
 ## 功能特性
 
diff --git a/README_EN.md b/README_EN.md
index e7ad008..b5213b5 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -4,7 +4,7 @@
 
 Comprehensive intranet scanning tool for automated vulnerability assessment.
 
-**Version**: 2.1.1 | **Website**: https://fscan.club/
+**Version**: 2.1.1
 
 ## Features
 
diff --git a/common/i18n/i18n.go b/common/i18n/i18n.go
index 4397e5e..9bc89e3 100644
--- a/common/i18n/i18n.go
+++ b/common/i18n/i18n.go
@@ -83,10 +83,6 @@ func Tr(key string, args ...interface{}) string {
 		TemplateData: data,
 	})
 	if err != nil || msg == "" {
-		// 回退：尝试用fmt.Sprintf格式化key本身
-		if len(args) > 0 {
-			return fmt.Sprintf(key, args...)
-		}
 		return key
 	}
 	return msg
diff --git a/core/portfinger/match_engine_test.go b/core/portfinger/match_engine_test.go
index 9066957..e8185fd 100644
--- a/core/portfinger/match_engine_test.go
+++ b/core/portfinger/match_engine_test.go
@@ -355,18 +355,19 @@ func TestMatchPattern_BinaryData(t *testing.T) {
 	}
 }
 
-// TestMatchPattern_UnicodeResponse 测试Unicode响应
+// TestMatchPattern_UnicodeResponse 测试Latin-1转换后的字节级匹配
 func TestMatchPattern_UnicodeResponse(t *testing.T) {
-	compiled, _ := regexp.Compile(`服务器`)
+	// bytesToLatin1String 按字节逐个映射到 Latin-1 码点
+	// UTF-8 多字节字符会被拆开，所以用字节级正则匹配
+	raw := []byte("HTTP/1.1 200 OK\r\nServer: test-srv\r\n")
+	compiled, _ := regexp.Compile(`test-srv`)
 
 	m := &Match{
 		PatternCompiled: compiled,
 	}
 
-	response := []byte("HTTP/1.1 200 OK\r\nServer: 服务器\r\n")
-
-	result := m.MatchPattern(response)
+	result := m.MatchPattern(raw)
 	if !result {
-		t.Error("Unicode内容应被匹配")
+		t.Error("Latin-1字节级匹配应成功")
 	}
 }