added withOptionalAuthentication middleware

packages/server/src/middlewares/index.js

@@ -1,6 +1,8 @@
 // const fileUpload = require("@nanoexpress/middleware-file-upload/cjs")()
 
 export { default as withAuthentication } from "./withAuthentication"
+export { default as withOptionalAuthentication } from "./withOptionalAuthentication"
+
 export { default as errorHandler } from "./errorHandler"
 export { default as hasPermissions } from "./hasPermissions"
 export { default as roles } from "./roles"

packages/server/src/middlewares/withOptionalAuthentication/index.js

@@ -0,0 +1,9 @@
+import withAuthentication from "../withAuthentication"
+
+export default (req, res, next) => {
+    if (req.headers?.authorization) {
+        withAuthentication(req, res, next)
+    } else {
+        next()
+    }
+}