feat(auto-trading): integrate MetaApi for automated trading

- Add metaapi.cloud-sdk for broker integration
- Implement AutoTradingView component
- Extend Signal interface with secondary take-profit levels
- Update UI to include auto-trading navigation tab

test_meta.ts

@@ -0,0 +1,20 @@
+import { createRequire } from "module";
+const require = createRequire(import.meta.url);
+const metaApiPkg = require("metaapi.cloud-sdk");
+const MetaApi = typeof metaApiPkg === "function" ? metaApiPkg : metaApiPkg.default || metaApiPkg;
+async function test() {
+  try {
+    const api = new MetaApi('fake_token_123');
+    await api.metatraderAccountApi.createAccount({
+      name: 'Test',
+      login: '123123',
+      password: 'password',
+      server: 'Server-1',
+      platform: 'mt4',
+      magic: 1000
+    });
+  } catch (err) {
+    console.log("Error details:", err.message, err.response?.data || err.details || err);
+  }
+}
+test();