Update README.md

Signed-off-by: Yura Lazarev <[email protected]>

Author: Unisay

README.md

@@ -2,7 +2,13 @@
 
 [![Purescript Lua CI](https://github.com/Unisay/purescript-lua/actions/workflows/ci.yaml/badge.svg)](https://github.com/Unisay/purescript-lua/actions/workflows/ci.yaml)
 
-🔋 Status: (2023-07-05) the project is in the "_ready to be experimented with_" state (read: it likely contains bugs but is already usable).
+🔋 Status: (2024-04-16) the project is in the "_ready to be experimented with_" state (read: it likely contains bugs but is already usable). 
+
+⚠️ Known problems: in larger projects produced Lua script can fail with the following error: 
+```
+function at line NNN has more than 60 upvalues
+```
+(I am working on the solution). 
 
 💡 If you have an idea on how to use Purescript to Lua compilation please contribute it here:
 https://github.com/Unisay/purescript-lua/discussions/categories/ideas