fix: set default model after auth choice

CHANGELOG.md

@@ -78,6 +78,7 @@
 - Auto-reply: allow fuzzy `/model` matches (e.g. `/model kimi` or `/model moonshot/kimi`) when unambiguous.
 - Auto-reply: ignore inline `/status` directives unless the message is directive-only.
 - CLI/Configure: enter the selected section immediately, then return to the section picker.
+- CLI/Configure: apply the chosen auth model as default (skip the extra picker) and refresh the model catalog for new providers.
 - Auto-reply: align `/think` default display with model reasoning defaults. (#751) — thanks @gabriel-trigo.
 - Auto-reply: flush block reply buffers on tool boundaries. (#750) — thanks @sebslight.
 - Auto-reply: allow sender fallback for command authorization when `SenderId` is empty (WhatsApp self-chat). (#755) — thanks @juanpablodlc.

src/commands/configure.ts

@@ -366,6 +366,8 @@ async function promptAuthConfig(
       setDefaultModel: true,
     });
     next = applied.config;
+    // Auth choice already set a sensible default model; skip the model picker.
+    return next;
   }
 
   const modelSelection = await promptDefaultModel({

src/commands/model-picker.ts

@@ -97,7 +97,7 @@ export async function promptDefaultModel(
   const resolvedKey = modelKey(resolved.provider, resolved.model);
   const configuredKey = configuredRaw ? resolvedKey : "";
 
-  const catalog = await loadModelCatalog({ config: cfg });
+  const catalog = await loadModelCatalog({ config: cfg, useCache: false });
   if (catalog.length === 0) {
     return promptManualModel({
       prompter: params.prompter,