fix: prioritize altimate-backend over recent models in fallback chain

Move the altimate-backend provider check before the recent models loop
so Altimate AI is selected when credentials are configured, even if
other providers were used previously.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: suryaiyer95

packages/opencode/src/cli/cmd/tui/context/local.tsx

@@ -172,12 +172,6 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
           }
         }
 
-        for (const item of modelStore.recent) {
-          if (isModelValid(item)) {
-            return item
-          }
-        }
-
         // Prefer altimate-backend when configured
         const altimateProvider = sync.data.provider.find((x) => x.id === "altimate-backend")
         if (altimateProvider) {
@@ -190,6 +184,12 @@ export const { use: useLocal, provider: LocalProvider } = createSimpleContext({
           }
         }
 
+        for (const item of modelStore.recent) {
+          if (isModelValid(item)) {
+            return item
+          }
+        }
+
         const provider = sync.data.provider[0]
         if (!provider) return undefined
         const defaultModel = sync.data.provider_default[provider.id]