From edd9049100d32aab552e6ce17f11290dd5e2b736 Mon Sep 17 00:00:00 2001
From: CaIon <1808837298@qq.com>
Date: Tue, 17 Jun 2025 22:20:19 +0800
Subject: [PATCH] feat(file_decoder): expand MIME type detection to include
 additional file extensions

---
 service/file_decoder.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/service/file_decoder.go b/service/file_decoder.go
index aa1bbdae..ac6c63d6 100644
--- a/service/file_decoder.go
+++ b/service/file_decoder.go
@@ -86,7 +86,7 @@ func GetMimeTypeByExtension(ext string) string {
 	ext = strings.ToLower(ext)
 	switch ext {
 	// Text files
-	case "txt":
+	case "txt", "md", "markdown", "csv", "json", "xml", "html", "htm":
 		return "text/plain"
 
 	// Image files