ci: separate workflow for docs line len check (#6653)

cmd/tools/check-md.v

@@ -8,23 +8,36 @@ const (
 
 fn main() {
 	files_paths := os.args[1..]
+	mut warnings := 0
 	mut errors := 0
 	for file_path in files_paths {
 		real_path := os.real_path(file_path)
 		lines := os.read_lines(real_path) or {
+			println('"$file_path" does not exist')
+			warnings++
 			continue
 		}
 		for i, line in lines {
 			if line.len > too_long_line_length {
-				eprintln('$real_path:${i+1}:${line.len+1}: line too long')
-				errors++
+				linetrace_msg := '$file_path:${i + 1}:${line.len + 1}: '
+				if line.starts_with('|') {
+					println(linetrace_msg + 'long table (warn)')
+					warnings++
+				} else if line.contains('https') {
+					println(linetrace_msg + 'long link (warn)')
+					warnings++
+				} else {
+					eprintln(linetrace_msg + 'line too long')
+					errors++
+				}
 			}
 		}
 	}
-	// TODO: uncomment this AFTER doc/docs.md line lengths are fixed
-	/*
+	if warnings > 0 || errors > 0 {
+		println('\nWarnings | Errors')
+		println('$warnings\t | $errors')
+	}
 	if errors > 0 {
 		exit(1)
 	}
-	*/
 }