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/exec/tests/suite/mod.rs

@@ -0,0 +1,8 @@
+// Aggregates all former standalone integration tests as modules.
+mod apply_patch;
+mod auth_env;
+mod originator;
+mod output_schema;
+mod resume;
+mod sandbox;
+mod server_error_exit;