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/vbars/frame_25.txt

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+             ▎▉▌▉▌▉▉▉▉▎               
+           ▊ ▉▊▉▎▎▌▍▏▉▏▏▊             
+          ▋▏▋▋▊▊█▋▏▉▍▌▍▏▏▏▎           
+         ▏▉▉▏ ▋  ▌▏ █▍▏▊▉▍▋           
+        ▊▎▎▍▊▋█▍▌▋▎▏█ ▏▋▋▍▋▉          
+        ▍▊▏▏▏▎▉▉▋▍▏▋ ▋▏▊▏▋▋▏▊         
+        ▏▋▏▉▏ ▏▎▎▋▍▎▋▏▍▋▎█▏▌▏         
+        ▏▏▏▋▏▋█ ▏▎▌▍▋▏▍▎▏▌▏▏▍         
+       ▍▉▍▏█▏▎▎▌▌▌▌▉▏▏▍▍▏▉▉▏▍         
+        ▋▊█▏▋▏▊▏▎▏▏▌▉▎▏▍▉▌▋▍▏         
+        ▍▏▉▋▍▏▎██████▉▋▏▍▏▋▏▎         
+         ▏▎█▏▌▉▌▍▊▊▉▋▎▋▊▋▋▏▋          
+          ▍▎▍▏▎▍▎▉▌▋▊▍▋▎▏▏▋           
+           ▍▋▌▍▍▎▉▌▏▉▉ ▉▏▉            
+             ▏▊█▉▍▉▊▎▉▏▉              
+