Garry Tan ff55e532f7 feat: add daily update check script + /gstack-upgrade skill ... bin/gstack-update-check: pure bash, checks VERSION against remote once/day, outputs UPGRADE_AVAILABLE or JUST_UPGRADED. Uses ~/.gstack/ for state. gstack-upgrade/SKILL.md: new skill with inline upgrade flow for all preambles. Detects global-git, local-git, vendored installs. Shows What's New from CHANGELOG. browse/test/gstack-update-check.test.ts: 10 test cases covering all branch paths.		2026-03-13 23:57:05 -05:00
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dev-setup	feat: SKILL.md template system, 3-tier testing, DX tools (v0.3.3) (#41)	2026-03-13 21:08:12 -07:00
dev-teardown	feat: v0.3.2 — project-local state, diff-aware QA, Greptile integration (#36)	2026-03-13 18:10:56 -07:00
gstack-update-check	feat: add daily update check script + /gstack-upgrade skill	2026-03-13 23:57:05 -05:00