Release v3.6.1: Fix Windows arg forwarding in polyglot wrapper

- Add validation for missing script name
- Forward up to 8 additional arguments to bash on Windows
- Fixes CodeRabbit review feedback from #134

hooks/run-hook.cmd

@@ -4,7 +4,11 @@ REM Polyglot wrapper: runs .sh scripts cross-platform
 REM Usage: run-hook.cmd <script-name> [args...]
 REM The script should be in the same directory as this wrapper
 
-"C:\Program Files\Git\bin\bash.exe" -l "%~dp0%~1"
+if "%~1"=="" (
+    echo run-hook.cmd: missing script name >&2
+    exit /b 1
+)
+"C:\Program Files\Git\bin\bash.exe" -l "%~dp0%~1" %2 %3 %4 %5 %6 %7 %8 %9
 exit /b
 CMDBLOCK