Add 5 missing skills to repo for sync coverage

github-repo-search, gooddays-calendar, luxtts,
openclaw-tavily-search, skill-vetter — previously only
in workspace, now tracked in Gitea for full sync.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

skills/openclaw-tavily-search/.clawhub/origin.json

@@ -0,0 +1,7 @@
+{
+  "version": 1,
+  "registry": "https://clawhub.ai",
+  "slug": "openclaw-tavily-search",
+  "installedVersion": "0.1.0",
+  "installedAt": 1773208165907
+}