fix(mcp): persist Codex MCP credentials in config

- What: store Codex MCP credentials in configuration file
- Why: avoid repeated credential entry

Author: DennySORA

CHANGELOG.md

@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Improved MCP list parsing to detect Gemini CLI entries with checkmarks and ANSI colors.
 - Added Gemini MCP settings migration to remove invalid `type` fields and map HTTP URLs.
 - Removed invalid `--env` option when adding Context7 MCP via Codex CLI.
+- Write Context7 HTTP headers into Codex config when a build-time API key is available.
+- Write GitHub MCP env values into Codex config when build-time credentials are available.
 
 ## [0.1.0] - 2025-12-23
 

README.md

@@ -35,6 +35,8 @@ Manages MCP servers for Claude, Codex, and Gemini CLI:
 - `GITHUB_HOST`
 - `CONTEXT7_API_KEY`
 
+For Codex MCP installs, build-time values for `CONTEXT7_API_KEY`, `GITHUB_PERSONAL_ACCESS_TOKEN`, and `GITHUB_HOST` are written into `~/.codex/config.toml`, so runtime env vars aren't required.
+
 ## Installation
 
 ### via Install Script (Recommended - Linux/macOS)
@@ -85,4 +87,4 @@ Contributions are welcome! Please submit a Pull Request or open an Issue.
 
 ## License
 
-MIT License
+MIT License

docs/README_ja.md

@@ -35,6 +35,8 @@ Claude、Codex、Gemini CLI 用の MCP サーバーを管理します：
 - `GITHUB_HOST`
 - `CONTEXT7_API_KEY`
 
+Codex の MCP インストールでは、`CONTEXT7_API_KEY`、`GITHUB_PERSONAL_ACCESS_TOKEN`、`GITHUB_HOST` のビルド時の値を `~/.codex/config.toml` に書き込むため、実行時の環境変数は不要です。
+
 ## インストール
 
 ### インストールスクリプト経由 (推奨 - Linux/macOS)

docs/README_zh-CN.md

@@ -35,6 +35,8 @@
 - `GITHUB_HOST`
 - `CONTEXT7_API_KEY`
 
+对于 Codex MCP 安装，`CONTEXT7_API_KEY`、`GITHUB_PERSONAL_ACCESS_TOKEN`、`GITHUB_HOST` 的编译期值会写入 `~/.codex/config.toml`，运行时不需环境变量。
+
 ## 安装
 
 ### 通过安装脚本 (推荐 - Linux/macOS)

docs/README_zh-TW.md

@@ -35,6 +35,8 @@
 - `GITHUB_HOST`
 - `CONTEXT7_API_KEY`
 
+對 Codex MCP 安裝，`CONTEXT7_API_KEY`、`GITHUB_PERSONAL_ACCESS_TOKEN`、`GITHUB_HOST` 的編譯期值會寫入 `~/.codex/config.toml`，執行時不需環境變數。
+
 ## 安裝
 
 ### 透過安裝腳本 (推薦 - Linux/macOS)