The family list knows the hall: about panels link to gamehall.kestrelsnest.social, and a new game gets a card there

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Jm2auWk6RP71CjaAb4FMoG

static/family.json

@@ -1,5 +1,6 @@
 {
   "family": "Kestrel's Hall",
+  "hall": "https://gamehall.kestrelsnest.social",
   "games": [
     {
       "slug": "wizwar",