Corrigido o caminho do venv

.vscode/settings.json

@@ -11,5 +11,7 @@
   "terminal.integrated.env.linux": {
     "PYTHONPATH": "${workspaceFolder}/backend"
   },
-  "python.analysis.autoImportCompletions": false
+  "python.analysis.autoImportCompletions": false,
+  "python.defaultInterpreterPath": "${workspaceFolder}/backend/.venv/bin/python",
+  "python.terminal.activateEnvInCurrentTerminal": "true"
 }