feat(codex): add Windows support and compatibility for Codex plugin

plugins/run-sleep.cmd

@@ -0,0 +1,67 @@
+@echo off
+setlocal enabledelayedexpansion
+
+:: Resolve REPO_ROOT
+set "SCRIPT_DIR=%~dp0"
+:: Strip trailing backslash
+set "SCRIPT_DIR=%SCRIPT_DIR:~0,-1%"
+
+if exist "%SCRIPT_DIR%\..\skillopt_sleep" (
+    cd /d "%SCRIPT_DIR%\.."
+    set "REPO_ROOT=%CD%"
+) else if not "%CLAUDE_PLUGIN_ROOT%"=="" if exist "%CLAUDE_PLUGIN_ROOT%\..\..\skillopt_sleep" (
+    cd /d "%CLAUDE_PLUGIN_ROOT%\..\.."
+    set "REPO_ROOT=%CD%"
+) else if not "%SKILLOPT_SLEEP_REPO%"=="" if exist "%SKILLOPT_SLEEP_REPO%\skillopt_sleep" (
+    set "REPO_ROOT=%SKILLOPT_SLEEP_REPO%"
+) else (
+    :: Search upward from current directory
+    set "d=%CD%"
+    set "REPO_ROOT="
+    :loop
+    if exist "!d!\skillopt_sleep" (
+        set "REPO_ROOT=!d!"
+        goto found
+    )
+    for %%I in ("!d!") do set "parent=%%~dpI"
+    :: Strip trailing backslash from parent if it's not root
+    if "!parent!"=="!d!" goto notfound
+    set "parent=!parent:~0,-1!"
+    if "!parent!"=="" goto notfound
+    set "d=!parent!"
+    goto loop
+    :notfound
+    echo [sleep] ERROR: could not locate the skillopt_sleep package. Set SKILLOPT_SLEEP_REPO to the repo root. >&2
+    exit /b 1
+    :found
+)
+
+:: Find python >= 3.10
+set "PY="
+if not "%SKILLOPT_SLEEP_PYTHON%"=="" (
+    set "PY=%SKILLOPT_SLEEP_PYTHON%"
+) else (
+    for %%p in (python3.exe python.exe py.exe) do (
+        where %%p >nul 2>nul
+        if !errorlevel! equ 0 (
+            %%p -c "import sys; sys.exit(0 if sys.version_info >= (3, 10) else 1)" >nul 2>nul
+            if !errorlevel! equ 0 (
+                set "PY=%%p"
+                goto py_found
+            )
+        )
+    )
+)
+:py_found
+
+if "%PY%"=="" (
+    echo [sleep] ERROR: need Python >= 3.10 (found none). >&2
+    exit /b 1
+)
+
+cd /d "%REPO_ROOT%"
+if "%~1"=="" (
+    "%PY%" -m skillopt_sleep status
+) else (
+    "%PY%" -m skillopt_sleep %*
+)