feat add spdlog

third_party/prometheus/3rdparty/civetweb/test/timeout.cgi

@@ -0,0 +1,12 @@
+#!/usr/bin/env perl
+
+# Make stdout unbuffered
+use FileHandle;
+STDOUT->autoflush(1);
+
+# This script outputs some content, then sleeps for 5 seconds, then exits.
+# Web server should return the content immediately after it is sent,
+# not waiting until the script exits.
+print "Content-Type: text/html\r\n\r\n";
+print "Some data";
+sleep 3;