Phase 1: Repository & Infrastructure Setup

- Renamed directories: codex-rs -> llmx-rs, codex-cli -> llmx-cli
- Updated package.json files:
  - Root: llmx-monorepo
  - CLI: @llmx/llmx
  - SDK: @llmx/llmx-sdk
- Updated pnpm workspace configuration
- Renamed binary: codex.js -> llmx.js
- Updated environment variables: CODEX_* -> LLMX_*
- Changed repository URLs to valknar/llmx

🤖 Generated with Claude Code

llmx-rs/tui/frames/default/frame_3.txt

@@ -0,0 +1,17 @@
+                                      
+             _.=;++====,_             
+         _+,/\||+|"==|;_^|*+_         
+       ,;/*;|*""`   `"~!**+/^|,       
+      /+/\|;,+_          `=*!||\      
+     '/*|/^/||*\_           \^\||_    
+    /|\\/  .,|\;\\           | \\|    
+    =* |    '*\|_"|,          .*/|,   
+   ,-|,|     ,-|"/\|          ~_|=|   
+    -"'|    ;|*+~|*-~=++___++_~^";|   
+    ,\:\, ./*/;;| |*|__,!=.,;\`|\|`   
+    '^| | "||+,"   "***"""**,///,/    
+     '*~ \+ `              /^+^//     
+       =^//*\,          ,+;/",|'      
+         =^+,_**^=;=;,:=*;`_+"        
+           `*+*_:~____~;/^"           
+