Update README and indent of CMakeLists

Author: tom--bo

README

@@ -1,3 +1,14 @@
+# mysqlredo
+
+This is a prototype of `mysqlredo` command.  
+`mysqlredo` parse innodb redo log and dump redo log records.
+
+Currently, this tool modify and utilize innodb original recv_scan_log_recs() methods.
+
+There is no documents to use this tool. I'll add them soon.
+
+(Should be updated below)
+
 Copyright (c) 2000, 2023, Oracle and/or its affiliates.
 
 This is a release of MySQL, an SQL database server.

client/CMakeLists.txt

@@ -96,7 +96,7 @@ MYSQL_ADD_EXECUTABLE(mysqlshow
 include(${CMAKE_SOURCE_DIR}/storage/innobase/innodb.cmake)
 
 MYSQL_ADD_EXECUTABLE(mysqlredo
-        mysqlredo.cc
+  mysqlredo.cc
   innodb_log.cpp
   mylog0recv.cpp
   mylog0log.cc