fix: revert TUNNEL_LOCAL_SSH_PORT to 2223, fix registry, add incident docs

- wizard.sh + connect.conf: TUNNEL_LOCAL_SSH_PORT back to 2223 (Synology SSH port)
- port-registry: renamed x6340 → x4662 (matches QuickConnect ID)
- port-registry: added MR2200ac mesh satellite note for x4662
- deployment checklist: added kit-connect section, post-deployment rules,
  incident log, and complete fleet port registry table
- memory: added fleet-router-inventory.md with full fleet state
- hub README: updated with current status and locations

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

tests/fixtures/ping-timeout.txt

@@ -0,0 +1,4 @@
+PING 1.1.1.1 (1.1.1.1): 56 data bytes
+
+--- 1.1.1.1 ping statistics ---
+10 packets transmitted, 0 packets received, 100% packet loss