fix: refresh provider fallback model defaults

fix: start provider heartbeat and guard initial state

sync: 150 file da Baida98/AI@eec8e22f (2026-08-14 17:10 UTC) [deploy-all] (#29)

sync: 145 file da Baida98/AI@0405a40d (2026-08-10 16:35 UTC) [deploy-all] (#28)

sync: 141 file da Baida98/AI@b59c3e3a (2026-08-06 20:27 UTC) [deploy-all] (#10)

Update references from Baida-A to Baida07

Initial clean deploy (Reverse Proxy removed)