HTTP_1.0 req.ver 1.0 match if HTTP request version is 1.0
HTTP_1.1 req.ver 1.1 match if HTTP request version is 1.1
HTTP_2.0 req.ver 2.0 match if HTTP request version is 2.0
+HTTP_3.0 req.ver 3.0 match if HTTP request version is 3.0
HTTP_CONTENT req.hdr_val(content-length) gt 0 match an existing content-length in the HTTP request
HTTP_URL_ABS url_reg ^[^/:]*:// match absolute URL with scheme
HTTP_URL_SLASH url_beg / match URL beginning with "/"
{ .name = "HTTP_1.0", .expr = {"req.ver","1.0",""}},
{ .name = "HTTP_1.1", .expr = {"req.ver","1.1",""}},
{ .name = "HTTP_2.0", .expr = {"req.ver","2.0",""}},
+ { .name = "HTTP_3.0", .expr = {"req.ver","3.0",""}},
{ .name = "METH_CONNECT", .expr = {"method","CONNECT",""}},
{ .name = "METH_DELETE", .expr = {"method","DELETE",""}},
{ .name = "METH_GET", .expr = {"method","GET","HEAD",""}},