Add a post description

resources/src/blog/2024-10-14-llvm-ir.md

@@ -2,7 +2,7 @@ Title: jank development update - Moving to LLVM IR
 Date: Oct 14, 2024
 Author: Jeaye Wilkerson
 Author-Url: https://github.com/jeaye
-Description: TODO
+Description: Learn about jank's upcoming LLVM IR codegen, Rust interop plans, and more.
 
 Hi everyone! It's been a few months since the last update and I'm excited to
 outline what's been going on and what's upcoming for jank, the native Clojure