M4-T06: add TOTP second factor to login (totp_code + recovery codes)

openapi/openapi.json

@@ -1347,6 +1347,17 @@
           "password": {
             "type": "string",
             "title": "Password"
+          },
+          "totp_code": {
+            "anyOf": [
+              {
+                "type": "string"
+              },
+              {
+                "type": "null"
+              }
+            ],
+            "title": "Totp Code"
           }
         },
         "type": "object",