feat: add Ollama local provider support

- Added Ollama (local) as AI provider option
- Configure VPS endpoint for Ollama connection
- Auto-detect available models from Ollama server
- Support for vision-capable models (llama3.2-vision, etc)

App.tsx

@@ -14,6 +14,7 @@ import { ApiKeySetup } from './components/ApiKeySetup';
 const App: React.FC = () => {
   const [file, setFile] = useState<File | null>(null);
   const [apiKey, setApiKey] = useState<string>('');
+  const [endpoint, setEndpoint] = useState<string>('');
   const [provider, setProvider] = useState<AIProvider>('gemini');
   const [model, setModel] = useState<string>('gemini-2.5-flash');
   const [hasKey, setHasKey] = useState<boolean>(false);
@@ -25,11 +26,13 @@ const App: React.FC = () => {
     const savedApiKey = localStorage.getItem('api-key');
     const savedProvider = localStorage.getItem('ai-provider') as AIProvider;
     const savedModel = localStorage.getItem('model-' + savedProvider);
+    const savedEndpoint = localStorage.getItem('ollama-endpoint');
     
-    if (savedApiKey) {
-      setApiKey(savedApiKey);
+    if (savedApiKey || savedEndpoint) {
+      setApiKey(savedApiKey || '');
       if (savedProvider) setProvider(savedProvider);
       if (savedModel) setModel(savedModel);
+      if (savedEndpoint) setEndpoint(savedEndpoint);
       setHasKey(true);
     }
   }, []);
@@ -42,24 +45,33 @@ const App: React.FC = () => {
     }
   }, []);
 
-  const handleKeySave = useCallback((key: string, newProvider: AIProvider, newModel: string) => {
-    if (key) {
-      setApiKey(key);
-      setProvider(newProvider);
-      setModel(newModel);
-      localStorage.setItem('api-key', key);
-      localStorage.setItem('ai-provider', newProvider);
-      localStorage.setItem('model-' + newProvider, newModel);
-      setHasKey(true);
+  const handleKeySave = useCallback((key: string, newProvider: AIProvider, newModel: string, newEndpoint?: string) => {
+    setApiKey(key);
+    setProvider(newProvider);
+    setModel(newModel);
+    if (newEndpoint) {
+      setEndpoint(newEndpoint);
+      localStorage.setItem('ollama-endpoint', newEndpoint);
     }
+    if (key) {
+      localStorage.setItem('api-key', key);
+    }
+    localStorage.setItem('ai-provider', newProvider);
+    localStorage.setItem('model-' + newProvider, newModel);
+    setHasKey(true);
   }, []);
 
   const handleAnalyzeClick = async () => {
-    if (!apiKey) {
+    if (provider !== 'ollama' && !apiKey) {
       setError("A chave de API não foi encontrada. Por favor, configure-a novamente.");
       setHasKey(false);
       return;
     }
+    if (provider === 'ollama' && !endpoint) {
+      setError("O endereço do Ollama não foi configurado. Por favor, configure-o.");
+      setHasKey(false);
+      return;
+    }
     if (!file) {
       setError("Por favor, selecione um arquivo primeiro.");
       return;
@@ -72,7 +84,8 @@ const App: React.FC = () => {
         provider,
         apiKey,
         model,
-        file
+        file,
+        endpoint: provider === 'ollama' ? endpoint : undefined
       });
       setReportData(data);
     } catch (err) {

components/ApiKeySetup.tsx

@@ -4,7 +4,7 @@ import { PROVIDERS, type AIProvider } from '../types/providers';
 import { testApiKey, type ModelInfo } from '../services/apiTestService';
 
 interface ApiKeySetupProps {
-  onKeySave: (key: string, provider: AIProvider, model: string) => void;
+  onKeySave: (key: string, provider: AIProvider, model: string, endpoint?: string) => void;
 }
 
 const isValidApiKey = (key: string): boolean => {
@@ -63,6 +63,7 @@ export const ApiKeySetup: React.FC<ApiKeySetupProps> = ({ onKeySave }) => {
       case 'openai': return 'https://platform.openai.com/api-keys';
       case 'anthropic': return 'https://console.anthropic.com/keys';
       case 'azure': return 'https://portal.azure.com/#view/Microsoft_AAD_IAM/ActiveDirectoryMenuBlade/RegisteredApps';
+      case 'ollama': return 'https://ollama.com/download';
       default: return '#';
     }
   };
@@ -73,6 +74,7 @@ export const ApiKeySetup: React.FC<ApiKeySetupProps> = ({ onKeySave }) => {
       case 'openai': return 'OpenAI';
       case 'anthropic': return 'Anthropic (Claude)';
       case 'azure': return 'Azure OpenAI';
+      case 'ollama': return 'Ollama (Local)';
       default: return 'API';
     }
   };
@@ -115,7 +117,11 @@ export const ApiKeySetup: React.FC<ApiKeySetupProps> = ({ onKeySave }) => {
   };
 
   const handleSave = () => {
-    if (localApiKey.trim() && isValidApiKey(localApiKey)) {
+    if (provider === 'ollama') {
+      if (endpoint.trim()) {
+        onKeySave('', provider, model, endpoint.trim());
+      }
+    } else if (localApiKey.trim() && isValidApiKey(localApiKey)) {
       onKeySave(localApiKey.trim(), provider, model);
     }
   };
@@ -157,79 +163,86 @@ export const ApiKeySetup: React.FC<ApiKeySetupProps> = ({ onKeySave }) => {
               </div>
             </div>
 
-            {/* Azure Endpoint (only show if Azure is selected) */}
-            {provider === 'azure' && (
+            {/* Azure/Ollama Endpoint */}
+            {(provider === 'azure' || provider === 'ollama') && (
               <div>
-                <label htmlFor="azure-endpoint" className="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-2">
-                  Endpoint do Azure
+                <label htmlFor="provider-endpoint" className="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-2">
+                  {provider === 'ollama' ? 'Endereço do Ollama (VPS)' : 'Endpoint do Azure'}
                 </label>
                 <input
                   type="url"
-                  id="azure-endpoint"
+                  id="provider-endpoint"
                   className="block w-full rounded-xl border-slate-300 dark:border-slate-600 bg-white/50 dark:bg-slate-700/50 py-3 px-4 text-slate-900 dark:text-slate-100 shadow-sm focus:border-blue-500 focus:ring-blue-500 sm:text-sm"
-                  placeholder="https://seu-resource.openai.azure.com"
+                  placeholder={provider === 'ollama' ? 'http://192.168.1.100:11434' : 'https://seu-resource.openai.azure.com'}
                   value={endpoint}
                   onChange={(e) => setEndpoint(e.target.value)}
                 />
+                {provider === 'ollama' && (
+                  <p className="mt-1 text-xs text-slate-500">
+                    Informe o IP público da sua VPS e a porta (padrão: 11434)
+                  </p>
+                )}
               </div>
             )}
 
-            {/* API Key Input */}
-            <div>
-              <label htmlFor="api-key-setup" className="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-2">
-                Chave de API ({getProviderLabel(provider)})
-              </label>
-              <div className="relative">
-                <div className="pointer-events-none absolute inset-y-0 left-0 flex items-center pl-3">
-                  <KeyIcon className="h-5 w-5 text-slate-400" />
+            {/* API Key Input (not needed for Ollama) */}
+            {provider !== 'ollama' && (
+              <div>
+                <label htmlFor="api-key-setup" className="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-2">
+                  Chave de API ({getProviderLabel(provider)})
+                </label>
+                <div className="relative">
+                  <div className="pointer-events-none absolute inset-y-0 left-0 flex items-center pl-3">
+                    <KeyIcon className="h-5 w-5 text-slate-400" />
+                  </div>
+                  <input
+                    type="password"
+                    id="api-key-setup"
+                    className={`block w-full rounded-xl border-slate-300 dark:border-slate-600 bg-white/50 dark:bg-slate-700/50 py-3 pl-10 pr-24 text-slate-900 dark:text-slate-100 shadow-sm focus:border-blue-500 focus:ring-blue-500 sm:text-sm transition-all
+                      ${isValid === false ? 'border-red-500 focus:border-red-500 focus:ring-red-500' : ''}
+                      ${testStatus === 'success' ? 'border-green-500 focus:border-green-500 focus:ring-green-500' : ''}`}
+                    placeholder="Cole sua chave aqui"
+                    value={localApiKey}
+                    onChange={handleChange}
+                    onKeyDown={(e) => e.key === 'Enter' && handleTestApi()}
+                    autoComplete="off"
+                  />
+                  <div className="absolute inset-y-0 right-0 flex items-center pr-2">
+                    <button
+                      type="button"
+                      onClick={handleTestApi}
+                      disabled={isTesting || !localApiKey.trim()}
+                      className={`flex items-center gap-1 px-2 py-1 rounded-lg text-xs font-medium transition-all
+                        ${testStatus === 'success' 
+                          ? 'bg-green-100 text-green-700 dark:bg-green-900/30 dark:text-green-400'
+                          : testStatus === 'error'
+                          ? 'bg-red-100 text-red-700 dark:bg-red-900/30 dark:text-red-400'
+                          : 'bg-slate-200 dark:bg-slate-600 text-slate-600 dark:text-slate-300 hover:bg-blue-500 hover:text-white'
+                        } disabled:opacity-50 disabled:cursor-not-allowed`}
+                    >
+                      {isTesting ? (
+                        <span className="w-3 h-3 border-2 border-current border-t-transparent rounded-full animate-spin"></span>
+                      ) : testStatus === 'success' ? (
+                        <svg className="w-3 h-3" fill="none" viewBox="0 0 24 24" stroke="currentColor">
+                          <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M5 13l4 4L19 7" />
+                        </svg>
+                      ) : (
+                        <TestTubeIcon className="w-3 h-3" />
+                      )}
+                      <span>{isTesting ? 'Testando...' : testStatus === 'success' ? 'OK' : 'Testar'}</span>
+                    </button>
+                  </div>
                 </div>
-                <input
-                  type="password"
-                  id="api-key-setup"
-                  className={`block w-full rounded-xl border-slate-300 dark:border-slate-600 bg-white/50 dark:bg-slate-700/50 py-3 pl-10 pr-24 text-slate-900 dark:text-slate-100 shadow-sm focus:border-blue-500 focus:ring-blue-500 sm:text-sm transition-all
-                    ${isValid === false ? 'border-red-500 focus:border-red-500 focus:ring-red-500' : ''}
-                    ${testStatus === 'success' ? 'border-green-500 focus:border-green-500 focus:ring-green-500' : ''}`}
-                  placeholder="Cole sua chave aqui"
-                  value={localApiKey}
-                  onChange={handleChange}
-                  onKeyDown={(e) => e.key === 'Enter' && handleTestApi()}
-                  autoComplete="off"
-                />
-                <div className="absolute inset-y-0 right-0 flex items-center pr-2">
-                  <button
-                    type="button"
-                    onClick={handleTestApi}
-                    disabled={isTesting || !localApiKey.trim()}
-                    className={`flex items-center gap-1 px-2 py-1 rounded-lg text-xs font-medium transition-all
-                      ${testStatus === 'success' 
-                        ? 'bg-green-100 text-green-700 dark:bg-green-900/30 dark:text-green-400'
-                        : testStatus === 'error'
-                        ? 'bg-red-100 text-red-700 dark:bg-red-900/30 dark:text-red-400'
-                        : 'bg-slate-200 dark:bg-slate-600 text-slate-600 dark:text-slate-300 hover:bg-blue-500 hover:text-white'
-                      } disabled:opacity-50 disabled:cursor-not-allowed`}
-                  >
-                    {isTesting ? (
-                      <span className="w-3 h-3 border-2 border-current border-t-transparent rounded-full animate-spin"></span>
-                    ) : testStatus === 'success' ? (
-                      <svg className="w-3 h-3" fill="none" viewBox="0 0 24 24" stroke="currentColor">
-                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M5 13l4 4L19 7" />
-                      </svg>
-                    ) : (
-                      <TestTubeIcon className="w-3 h-3" />
-                    )}
-                    <span>{isTesting ? 'Testando...' : testStatus === 'success' ? 'OK' : 'Testar'}</span>
-                  </button>
-                </div>
-              </div>
-              {error && (
-                <p className="mt-2 text-xs text-red-600 dark:text-red-400" role="alert">
-                  {error}
+                {error && (
+                  <p className="mt-2 text-xs text-red-600 dark:text-red-400" role="alert">
+                    {error}
+                  </p>
+                )}
+                <p className="mt-2 text-xs text-slate-500 dark:text-slate-400">
+                  Não tem uma chave? <a href={getProviderLink(provider)} target="_blank" rel="noopener noreferrer" className="font-semibold text-blue-600 hover:text-blue-700 dark:text-blue-400 hover:underline">Obtenha aqui</a>.
                 </p>
-              )}
-              <p className="mt-2 text-xs text-slate-500 dark:text-slate-400">
-                Não tem uma chave? <a href={getProviderLink(provider)} target="_blank" rel="noopener noreferrer" className="font-semibold text-blue-600 hover:text-blue-700 dark:text-blue-400 hover:underline">Obtenha aqui</a>.
-              </p>
-            </div>
+              </div>
+            )}
 
             {/* Model Selector */}
             <div>
@@ -268,7 +281,7 @@ export const ApiKeySetup: React.FC<ApiKeySetupProps> = ({ onKeySave }) => {
 
             <button
               onClick={handleSave}
-              disabled={!localApiKey.trim() || isValid === false}
+              disabled={provider !== 'ollama' && (!localApiKey.trim() || isValid === false)}
               className="w-full flex justify-center items-center gap-2 bg-gradient-to-r from-blue-600 to-indigo-600 hover:from-blue-700 hover:to-indigo-700 text-white font-bold py-3.5 px-4 rounded-xl shadow-lg hover:shadow-blue-500/30 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 disabled:opacity-50 disabled:cursor-not-allowed transition-all duration-300 transform active:scale-[0.98]"
             >
               <SaveIcon className="h-5 w-5" />

services/aiService.ts

@@ -347,7 +347,67 @@ export const analyzeCertificate = async (options: AnalyzeOptions): Promise<Repor
       return analyzeWithAnthropic(file, apiKey, model);
     case 'azure':
       return analyzeWithAzure(file, apiKey, endpoint!, model);
+    case 'ollama':
+      return analyzeWithOllama(file, endpoint!, model);
     default:
       throw new Error(`Provedor não suportado: ${provider}`);
   }
+};
+
+export const analyzeWithOllama = async (file: File, endpoint: string, model: string = 'llama3.2-vision'): Promise<ReportData> => {
+  if (!endpoint) {
+    throw new Error("O endpoint do Ollama é necessário. Configure o endereço da sua VPS.");
+  }
+
+  const base64Data = await new Promise<string>((resolve) => {
+    const reader = new FileReader();
+    reader.onloadend = () => resolve((reader.result as string).split(',')[1]);
+    reader.readAsDataURL(file);
+  });
+
+  const url = `${endpoint}/api/chat`;
+
+  const response = await fetch(url, {
+    method: 'POST',
+    headers: {
+      'Content-Type': 'application/json',
+    },
+    body: JSON.stringify({
+      model,
+      messages: [
+        {
+          role: 'user',
+          content: [
+            {
+              type: 'image',
+              data: base64Data
+            },
+            {
+              type: 'text',
+              text: PROMPT_BASE + "\n\nRetorne apenas JSON válido sem formatação markdown."
+            }
+          ]
+        }
+      ],
+      format: 'json',
+      options: {
+        temperature: 0.1,
+        num_predict: 4096
+      }
+    })
+  });
+
+  if (!response.ok) {
+    const error = await response.text();
+    throw new Error(`Erro do Ollama: ${error}`);
+  }
+
+  const data = await response.json();
+  const content = data.message?.content;
+  
+  if (!content) {
+    throw new Error("Resposta vazia do Ollama");
+  }
+
+  return cleanAndParseJson(content) as ReportData;
 };

services/apiTestService.ts

@@ -22,6 +22,8 @@ export const testApiKey = async (provider: AIProvider, apiKey: string, endpoint?
         return await testAnthropic(apiKey);
       case 'azure':
         return await testAzure(apiKey, endpoint);
+      case 'ollama':
+        return await testOllama(endpoint);
       default:
         return { success: false, error: 'Provedor não suportado' };
     }
@@ -33,6 +35,44 @@ export const testApiKey = async (provider: AIProvider, apiKey: string, endpoint?
   }
 };
 
+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)' };
+  }
+  
+  try {
+    const response = await fetch(`${endpoint}/api/tags`);
+    
+    if (!response.ok) {
+      return { success: false, error: 'Não foi possível conectar ao Ollama. Verifique o endereço.' };
+    }
+    
+    const data = await response.json();
+    const models = data.models?.map((m: any) => ({ 
+      id: m.name, 
+      name: m.name 
+    })) || [];
+    
+    const visionModels = models.filter((m: ModelInfo) => 
+      m.id.includes('vision') || 
+      m.id.includes('llama3') || 
+      m.id.includes('qwen2') ||
+      m.id.includes('moondream')
+    );
+
+    if (visionModels.length > 0) {
+      return { success: true, models: visionModels };
+    }
+    
+    return { 
+      success: true, 
+      models: models.length > 0 ? models : [{ id: 'llama3.2', name: 'Llama 3.2 (Padrão)' }]
+    };
+  } catch (error: any) {
+    return { success: false, error: 'Não foi possível conectar ao Ollama. Verifique o endereço e certifique-se que o Ollama está rodando.' };
+  }
+};
+
 const testGemini = async (apiKey: string): Promise<TestResult> => {
   const { GoogleGenAI } = await import('@google/genai');
   

types/providers.ts

@@ -1,4 +1,6 @@
-export type AIProvider = 'gemini' | 'openai' | 'anthropic' | 'azure';
+import { AIProvider } from './providers';
+
+export type AIProvider = 'gemini' | 'openai' | 'anthropic' | 'azure' | 'ollama';
 
 export interface ProviderConfig {
   id: AIProvider;
@@ -38,5 +40,13 @@ export const PROVIDERS: ProviderConfig[] = [
     models: ['gpt-4', 'gpt-4-32k', 'gpt-35-turbo'],
     requiresEndpoint: true,
     defaultModel: 'gpt-4'
+  },
+  {
+    id: 'ollama',
+    name: 'Ollama (Local)',
+    description: 'LLMs rodando localmente na sua VPS',
+    models: [],
+    requiresEndpoint: true,
+    defaultModel: 'llama3.2-vision'
   }
 ];