init Cf page project (#85)

init cf page project

functions/_middleware.ts

@@ -0,0 +1,31 @@
+const skipUrls = ["ws"];
+
+async function errorHandling(context: EventContext<any, any, any>) {
+  try {
+    return await context.next();
+  } catch (err) {
+    return new Response(`${err.message}\n${err.stack}`, { status: 500 });
+  }
+}
+
+function authentication(context: EventContext<any, any, any>) {
+  // skip authentication
+  if (skipUrls.filter((url) => context.request.url.endsWith(url))) {
+    return context.next();
+  }
+  const basicAuth = context.request.headers.get("Authorization") || "";
+  const authString = basicAuth.split(" ")?.[1] || "";
+  if (!atob(authString).includes("test")) {
+    return new Response(``, {
+      status: 401,
+      headers: {
+        "content-type": "text/html; charset=utf-8",
+        "WWW-Authenticate": "Basic",
+      },
+    });
+  } else {
+    return context.next();
+  }
+}
+
+export const onRequest = [errorHandling, authentication];