add documents

LICENSE

@@ -0,0 +1,13 @@
+        DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE 
+                    Version 2, December 2004 
+
+ Copyright (C) 2004 Sam Hocevar <sam@hocevar.net> 
+
+ Everyone is permitted to copy and distribute verbatim or modified 
+ copies of this license document, and changing it is allowed as long 
+ as the name is changed. 
+
+            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE 
+   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION 
+
+  0. You just DO WHAT THE FUCK YOU WANT TO.

README.md

@@ -0,0 +1,18 @@
+ALLCING
+====
+
+**UNDER DEVELOPMENT**
+
+ALLCING is a structured logging library featuring on lightweightness.
+
+# Features
+
+- written in C23
+- single header
+- stream abstraction
+- compact log data with simple binary format
+- completely-free license (WTFPLv2)
+
+# License
+
+Do What The Fuck You Want to Public License v2