feat: v2 (#599)

Read https://github.com/filebrowser/filebrowser/pull/575.

files/utils.go

@@ -0,0 +1,12 @@
+package files
+
+func isBinary(content string) bool {
+	for _, b := range content {
+		// 65533 is the unknown char
+		// 8 and below are control chars (e.g. backspace, null, eof, etc)
+		if b <= 8 || b == 65533 {
+			return true
+		}
+	}
+	return false
+}