Merge pull request 'Release v0.4.0: dev -> main' (#251) from dev into main

internal/store/attachment.go

@@ -26,10 +26,7 @@ type Attachment struct {
 	SizeHuman string `json:"-"` // template-only: human-readable size
 }
 
-// MaxFilenameLen caps stored attachment filenames (bytes) to bound DB
-// rows and Content-Disposition echoes. 128 keeps names readable while
-// stopping filename-bloat abuse; longer names truncate.
-const MaxFilenameLen = 128
+const MaxFilenameLen = 255
 
 // ErrFileTooLarge is returned when an attachment exceeds the per-file cap.
 var ErrFileTooLarge = errors.New("file too large")

internal/store/blob_test.go

@@ -105,9 +105,4 @@ func TestSanitizeFilename(t *testing.T) {
 	if got := SanitizeFilename(long); len(got) != MaxFilenameLen {
 		t.Errorf("long name len = %d want %d", len(got), MaxFilenameLen)
 	}
-	// issue #248: a 250-char multipart filename must truncate to the cap
-	repro := strings.Repeat("b", 246) + ".txt"
-	if got := SanitizeFilename(repro); len(got) != MaxFilenameLen {
-		t.Errorf("repro name len = %d want %d", len(got), MaxFilenameLen)
-	}
 }