Enhance provider models and chat handling with new thinking configurations

src/sse/handlers/chat.js

@@ -189,6 +189,7 @@ async function handleSingleModelChat(body, modelStr, clientRawRequest = null, re
 
     // Use shared chatCore
     const chatSettings = await getSettings();
+    const providerThinking = (chatSettings.providerThinking || {})[provider] || null;
     const result = await handleChatCore({
       body: { ...body, model: `${provider}/${model}` },
       modelInfo: { provider, model },
@@ -199,6 +200,7 @@ async function handleSingleModelChat(body, modelStr, clientRawRequest = null, re
       userAgent,
       apiKey,
       ccFilterNaming: !!chatSettings.ccFilterNaming,
+      providerThinking,
       // Detect source format by endpoint + body
       sourceFormatOverride: request?.url ? detectFormatByEndpoint(new URL(request.url).pathname, body) : null,
       onCredentialsRefreshed: async (newCreds) => {