feat: add extensive test suite

app/(ui)/rubgram/oauth.ts

@@ -0,0 +1,14 @@
+export function discordAuthorizationUrl(config: {
+  clientId: string;
+  redirectUri: string;
+  state: string;
+}) {
+  const params = new URLSearchParams({
+    client_id: config.clientId,
+    response_type: "code",
+    redirect_uri: config.redirectUri,
+    scope: "identify guilds.join guilds",
+    state: config.state,
+  });
+  return `https://discord.com/oauth2/authorize?${params}`;
+}