fix: ensure adminModels is loaded before checking providers in ensureOpencodeConfig

- Add check to load adminModels if not already loaded
- Add error handling for models.dev fetch failures
- Log provider source (models.dev vs built-in) for debugging

chat/server.js

@@ -5124,6 +5124,11 @@ async function ensureOpencodeConfig(session) {
     [providerName]: providerCfg
   };
 
+  // Ensure adminModels is loaded
+  if (!adminModels || adminModels.length === 0) {
+    await loadAdminModelStore();
+  }
+
   // Find which providers are used in adminModels
   const usedProviders = new Set();
   for (const model of adminModels) {
@@ -5165,7 +5170,15 @@ async function ensureOpencodeConfig(session) {
   for (const [providerId, config] of Object.entries(providerConfigs)) {
     if (config.apiKey && usedProviders.has(providerId)) {
       // Fetch all models from models.dev for this provider
-      const models = await fetchModelsDevProviderModels(providerId);
+      let models = {};
+      try {
+        models = await fetchModelsDevProviderModels(providerId);
+      } catch (err) {
+        log('Failed to fetch models from models.dev, using empty models list', { 
+          provider: providerId, 
+          error: String(err) 
+        });
+      }
       
       providers[providerId] = {
         options: {
@@ -5175,9 +5188,10 @@ async function ensureOpencodeConfig(session) {
         models: models
       };
       
-      log('Configured provider with models.dev data', {
+      log('Configured provider', {
         provider: providerId,
-        modelCount: Object.keys(models).length
+        modelCount: Object.keys(models).length,
+        source: Object.keys(models).length > 0 ? 'models.dev' : 'built-in'
       });
     }
   }