feat: MCP Browser - servidor MCP para automação de navegador com Playwright

server.js

@@ -0,0 +1,108 @@
+const { Server } = require('@modelcontextprotocol/sdk/server/index.js');
+const { StdioServerTransport } = require('@modelcontextprotocol/sdk/server/stdio.js');
+
+const {
+  ListToolsRequestSchema,
+  CallToolRequestSchema
+} = require('@modelcontextprotocol/sdk/types.js');
+
+// TOOLS
+const openUrl = require('./tools/openUrl');
+const click = require('./tools/click');
+const type = require('./tools/type');
+const screenshot = require('./tools/screenshot');
+const getText = require('./tools/getText');
+const getLinks = require('./tools/getLinks');
+const waitForSelector = require('./tools/waitForSelector');
+const extractElements = require('./tools/extractElements');
+const smartClick = require('./tools/smartClick');
+const smartType = require('./tools/smartType');
+const getButtons = require('./tools/getButtons');
+const smartWaitNavigation = require('./tools/smartWaitNavigation');
+const getForms = require('./tools/getForms');
+const fillFormAuto = require('./tools/fillFormAuto');
+const agentFlow = require('./tools/agentFlow');
+const agentFlowV2 = require('./tools/agentFlowV2');
+const closeBrowser = require('./tools/closeBrowser');
+
+// SERVER MCP
+const server = new Server(
+  {
+    name: "browser",
+    version: "2.0.0"
+  },
+  {
+    capabilities: {
+      tools: {}
+    }
+  }
+);
+
+// LISTAR TOOLS
+server.setRequestHandler(ListToolsRequestSchema, async () => {
+  return {
+    tools: [
+      { name: "open_url", description: "Abre uma URL", inputSchema: { type: "object", properties: { url: { type: "string" } }, required: ["url"] } },
+      { name: "click", description: "Clica por seletor", inputSchema: { type: "object", properties: { selector: { type: "string" } }, required: ["selector"] } },
+      { name: "type", description: "Digita texto", inputSchema: { type: "object", properties: { selector: { type: "string" }, text: { type: "string" } }, required: ["selector", "text"] } },
+      { name: "screenshot", description: "Screenshot", inputSchema: { type: "object", properties: { fullPage: { type: "boolean" } } } },
+      { name: "get_text", description: "Extrai texto", inputSchema: { type: "object", properties: { selector: { type: "string" } } } },
+      { name: "get_links", description: "Lista links", inputSchema: { type: "object", properties: { selector: { type: "string" } } } },
+      { name: "wait_for_selector", description: "Espera elemento", inputSchema: { type: "object", properties: { selector: { type: "string" }, timeout: { type: "number" } }, required: ["selector"] } },
+      { name: "extract_elements", description: "Extrai elementos", inputSchema: { type: "object", properties: { selector: { type: "string" }, attributes: { type: "array", items: { type: "string" } } }, required: ["selector"] } },
+      { name: "smart_click", description: "Clica por texto visível", inputSchema: { type: "object", properties: { text: { type: "string" } }, required: ["text"] } },
+      { name: "smart_type", description: "Digita por label/placeholder", inputSchema: { type: "object", properties: { label: { type: "string" }, text: { type: "string" } }, required: ["label", "text"] } },
+      { name: "get_buttons", description: "Lista botões disponíveis", inputSchema: { type: "object", properties: {} } },
+      { name: "smart_wait_navigation", description: "Espera mudança de página", inputSchema: { type: "object", properties: { timeout: { type: "number" } } } },
+      { name: "get_forms", description: "Lista formulários da página", inputSchema: { type: "object", properties: {} } },
+      { name: "fill_form_auto", description: "Preenche formulário automaticamente", inputSchema: { type: "object", properties: { data: { type: "object" } }, required: ["data"] } },
+      { name: "agent_flow", description: "Fluxo automático simples", inputSchema: { type: "object", properties: { goal: { type: "string" }, data: { type: "object" } }, required: ["goal"] } },
+      { name: "agent_flow_v2", description: "Fluxo automático avançado com retry e fallback", inputSchema: { type: "object", properties: { goal: { type: "string" }, data: { type: "object" }, retries: { type: "number" } }, required: ["goal"] } },
+      { name: "close_browser", description: "Fecha o navegador", inputSchema: { type: "object", properties: {} } }
+    ]
+  };
+});
+
+// EXECUTAR TOOL
+server.setRequestHandler(CallToolRequestSchema, async (request) => {
+  const { name, arguments: args } = request.params;
+
+  const tools = {
+    open_url: openUrl,
+    click,
+    type,
+    screenshot,
+    get_text: getText,
+    get_links: getLinks,
+    wait_for_selector: waitForSelector,
+    extract_elements: extractElements,
+    smart_click: smartClick,
+    smart_type: smartType,
+    get_buttons: getButtons,
+    smart_wait_navigation: smartWaitNavigation,
+    get_forms: getForms,
+    fill_form_auto: fillFormAuto,
+    agent_flow: agentFlow,
+    agent_flow_v2: agentFlowV2,
+    close_browser: closeBrowser
+  };
+
+  if (!tools[name]) {
+    throw new Error("Tool não encontrada");
+  }
+
+  const result = await tools[name](args || {});
+
+  return {
+    content: [
+      {
+        type: "text",
+        text: JSON.stringify(result)
+      }
+    ]
+  };
+});
+
+// START SERVER
+const transport = new StdioServerTransport();
+server.connect(transport);