- Cowork: ComboFormModal

- BaseUrlSelect: add cloud endpoint option, custom URL local state, always
  default to first option; new cliEndpointMatch helper; CLI tool cards refactor
- API: new /v1/audio/voices and /v1/models/info; /v1/models filters disabled
  models, drop unused timestamp
- initializeApp: guard tunnel/tailscale auto-resume to once-per-process
- geminiHelper: ensureObjectType for schemas with properties but no type
- skills: minor SKILL.md tweaks (chat/embeddings/image/stt/tts/web-*)

skills/9router-chat/SKILL.md

@@ -12,10 +12,12 @@ Requires `NINEROUTER_URL` (and `NINEROUTER_KEY` if auth enabled). See https://ra
 - `POST $NINEROUTER_URL/v1/chat/completions` — OpenAI format
 - `POST $NINEROUTER_URL/v1/messages` — Anthropic format
 
-## Discover models
+## Discover
 
 ```bash
 curl $NINEROUTER_URL/v1/models | jq '.data[].id'
+# Per-model metadata (contextWindow, params)
+curl "$NINEROUTER_URL/v1/models/info?id=openai/gpt-4o"
 ```
 
 Combos (e.g. `vip`, `mycodex`) auto-fallback through multiple providers.