feat: Ollama auto-detect without manual input

- Auto-detect Ollama endpoint from predefined URLs
- Try multiple common addresses (localhost, VPS IPs, cloud domain)
- One-click connect to Ollama without manual endpoint entry
- Visual feedback during detection
- Support for https://llm.reifonas.cloud

services/apiTestService.ts

@@ -1,4 +1,5 @@
 import { PROVIDERS, type AIProvider } from '../types/providers';
+import { OLLAMA_AUTO_DETECT_URLS } from '../types/providers';
 
 export interface ModelInfo {
   id: string;
@@ -9,6 +10,7 @@ interface TestResult {
   success: boolean;
   models?: ModelInfo[];
   error?: string;
+  endpoint?: string;
 }
 
 export const testApiKey = async (provider: AIProvider, apiKey: string, endpoint?: string): Promise<TestResult> => {
@@ -35,13 +37,37 @@ export const testApiKey = async (provider: AIProvider, apiKey: string, endpoint?
   }
 };
 
+const findOllamaEndpoint = async (): Promise<string | null> => {
+  for (const url of OLLAMA_AUTO_DETECT_URLS) {
+    try {
+      const response = await fetch(`${url}/api/tags`, { 
+        method: 'GET',
+        signal: AbortSignal.timeout(3000)
+      });
+      if (response.ok) {
+        return url;
+      }
+    } catch {
+      continue;
+    }
+  }
+  return null;
+};
+
 const testOllama = async (endpoint?: string): Promise<TestResult> => {
-  if (!endpoint) {
-    return { success: false, error: 'Endereço do Ollama é obrigatório (ex: http://192.168.1.100:11434)' };
+  let ollamaEndpoint = endpoint;
+  
+  if (!ollamaEndpoint) {
+    const foundEndpoint = await findOllamaEndpoint();
+    if (foundEndpoint) {
+      ollamaEndpoint = foundEndpoint;
+    } else {
+      return { success: false, error: 'Ollama não encontrado. Configure o endereço manualmente.' };
+    }
   }
   
   try {
-    const response = await fetch(`${endpoint}/api/tags`);
+    const response = await fetch(`${ollamaEndpoint}/api/tags`);
     
     if (!response.ok) {
       return { success: false, error: 'Não foi possível conectar ao Ollama. Verifique o endereço.' };
@@ -61,12 +87,13 @@ const testOllama = async (endpoint?: string): Promise<TestResult> => {
     );
 
     if (visionModels.length > 0) {
-      return { success: true, models: visionModels };
+      return { success: true, models: visionModels, endpoint: ollamaEndpoint };
     }
     
     return { 
       success: true, 
-      models: models.length > 0 ? models : [{ id: 'llama3.2', name: 'Llama 3.2 (Padrão)' }]
+      models: models.length > 0 ? models : [{ id: 'llama3.2', name: 'Llama 3.2 (Padrão)' }],
+      endpoint: ollamaEndpoint
     };
   } catch (error: any) {
     return { success: false, error: 'Não foi possível conectar ao Ollama. Verifique o endereço e certifique-se que o Ollama está rodando.' };