v1.91.237.0 fix(version-gate): a release output regenerated at the base VERSION is not a stamp (#3451)

* fix(version-gate): a release output regenerated at the base VERSION is not a stamp

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* fix(version-gate): run the head release tool with a bare env, drop outputs it must rewrite, prune the staging worktree

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* fix(version-gate): regenerate at the merge base VERSION, read tool output from a file, never follow a VERSION symlink

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* fix(version-gate): kill a release tool that ignores TERM at the limit, read a bounded log

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

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Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "gstack",
-  "version": "1.91.236",
+  "version": "1.91.237",
   "description": "Garry's Stack — Claude Code skills + fast headless browser. One repo, one install, entire AI engineering workflow.",
   "license": "MIT",
   "type": "module",