Set times to utc when reading from database

database/file.go

@@ -79,7 +79,7 @@ func (f *File) Scan(row dbutil.Scannable) *File {
 	}
 	f.ID = fileID.String
 	f.EmojiName = emojiName.String
-	f.Timestamp = time.UnixMilli(timestamp)
+	f.Timestamp = time.UnixMilli(timestamp).UTC()
 	f.Width = int(width.Int32)
 	f.Height = int(height.Int32)
 	f.MXC, err = id.ParseContentURI(mxc)

database/userportal.go

@@ -29,7 +29,7 @@ func (up UserPortal) Scan(l log.Logger, row dbutil.Scannable) *UserPortal {
 		l.Errorln("Error scanning user portal:", err)
 		panic(err)
 	}
-	up.Timestamp = time.UnixMilli(ts)
+	up.Timestamp = time.UnixMilli(ts).UTC()
 	return &up
 }