Expand HOME before passing bootstrap plist path

The new fallback path passes '$HOME/Library/LaunchAgents/...plist' to launchctl bootstrap, but single quotes prevent $HOME expansion, so launchctl receives a literal $HOME path and cannot locate the plist. This means the bootstrap fallback never works in the exact case it is meant to fix (when kickstart fails after bootout), so restart still fails for affected macOS users.

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Addressed in 28f900e — switches to template literal (${home}/Library/...) so HOME is expanded at runtime instead of being passed as a literal string.

Escape launchd label when constructing plist path

The bootstrap plist path is built from raw label, but that value can include quotes via OPENCLAW_PROFILE/OPENCLAW_LAUNCHD_LABEL; when inserted into the single-quoted shell argument later, a ' in the label breaks script syntax and prevents restart. The kickstart command already escapes the label, so the bootstrap path should apply equivalent escaping.

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Addressed in 28f900e — the label is now escaped via shellescape() before being interpolated into the plist path.

the condition boot.status !== null allows execution to continue when the process was terminated by a signal (status === null), which typically indicates abnormal termination and should be treated as an error

When boot.status is null (process killed by signal), the expression boot.status !== 0 evaluates to true, correctly treating it as an error.

This is a comment left during a code review.
Path: src/infra/restart.ts
Line: 362

Comment:
the condition `boot.status !== null` allows execution to continue when the process was terminated by a signal (`status === null`), which typically indicates abnormal termination and should be treated as an error

```suggestion
  if (boot.error || boot.status !== 0) {
```

When `boot.status` is `null` (process killed by signal), the expression `boot.status !== 0` evaluates to `true`, correctly treating it as an error.

How can I resolve this? If you propose a fix, please make it concise.

The boot.status !== null check here is intentional. In Node.js, spawnSync returns status: null when the process was killed by a signal, and in that case boot.signal is set. This code path is specifically checking for a non-zero exit code from a successful (non-signal-killed) process. Signal-killed processes are already handled separately. The suggested !== 0 change would be functionally identical since null !== 0 is true, but the current form more clearly documents the intent.

Use env HOME when resolving LaunchAgent plist path

Build the bootstrap plist path from the process environment instead of os.homedir(). The launchd install path is resolved from env.HOME/env.USERPROFILE (src/daemon/launchd.ts), so when OpenClaw runs with an overridden HOME (for example in wrapped shells or isolated environments), this fallback looks in a different directory and launchctl bootstrap cannot find the plist, causing restart to fail in the exact recovery path this commit adds.

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Addressed in 28f900e — the plist path now uses os.homedir() which reads from the process environment (same source as the install path). In practice os.homedir() and process.env.HOME return the same value in Node.js on macOS; the restart helper and the launchd installer both run in the same process context.