fix: improve trans windows route hints

scripts/src/help.ts

@@ -193,6 +193,9 @@ export function sshHelp(): unknown {
       "trans D601:win/c/test stat README.md",
       "trans D601:win/c/test wc README.md",
       "trans D601:win/c/test rg -i needle .",
+      "trans D601:win/c/test git status --short --branch",
+      "trans D601:win/c/test git diff --check",
+      "trans D601:win/c/test git commit -m 'fix: update docs'",
       "trans D601:win skills [--scope agents|codex|all] [--limit N]",
       "trans D601:k3s",
       "trans D601:k3s kubectl get pods -n hwlab-dev",
@@ -215,6 +218,7 @@ export function sshHelp(): unknown {
       "trans --help and trans <route> --help print this JSON help and never open an interactive session; the underlying ssh subcommand keeps the same help behavior.",
       "For non-interactive remote commands, prefer argv for a single process and explicit sh/bash stdin for shell logic.",
       "Windows routes have explicit Windows operations, not POSIX shell aliases: `ps` runs Windows PowerShell from stdin or one inline command, `cmd` runs cmd.exe/batch from stdin or one command line, and `skills` discovers Windows skill directories.",
+      "On Windows routes, the route already contains `win`; write `trans D601:win/c/test ps`, not `trans D601:win/c/test win ps`. Repository commands can use the git convenience wrapper, including `git status`, `git diff`, and non-interactive `git commit -m ...`; commands that need shell review should use `ps` or `cmd`.",
       "Windows routes include read-only filesystem convenience operations `pwd`, `ls`, `cat`, `head`, `tail`, `stat`, `wc`, and a bounded UTF-8 `rg` subset. These are implemented through a Windows fs backend with UTF-8/binary checks and bounded output; they do not imply POSIX `sh`/`bash` availability.",
       "For Windows PowerShell, use `trans <provider>:win ps <<'PS'`; the PowerShell body is written to a temporary .ps1 with UTF-8 settings and executed by powershell.exe. Do not use POSIX `sh` or `bash` for Windows PowerShell.",
       "For Windows cmd.exe, use `trans <provider>:win/<drive>/<path> cmd <<'CMD'`; `cmd` with no command-line arguments reads the UTF-8 batch body from stdin, injects UTF-8/Python encoding defaults, runs it from a temp .cmd file, and deletes the temp file.",