Add create and delete application and service principal scripts

bin/create-app-and-sp.mjs

@@ -0,0 +1,60 @@
+#!/usr/bin/env node
+
+import { config } from "../public-config.js";
+import {
+  createApp,
+  createSp,
+  getApp,
+  getGraphClient,
+  getServicePrincipal,
+} from "../src/graph.js";
+import { parseArgs } from "node:util";
+
+async function usage() {
+  console.log("Usage: create-app-and-sp.mjs --app-name <name>");
+}
+
+async function main() {
+  const { client } = await getGraphClient({
+    tenantId: config.tenantId,
+    clientId: config.clientId,
+  });
+
+  const args = parseArgs({
+    options: {
+      "app-name": {
+        type: "string",
+        short: "n",
+      },
+    },
+  });
+
+  if (!args.values["app-name"]) {
+    await usage();
+    return;
+  }
+
+  console.log("Will create app with name:", args.values["app-name"]);
+
+  let app = await getApp(client, args.values["app-name"]);
+  if (!app) {
+    app = await createApp(client, args.values["app-name"]);
+    console.log("Created app:", app.appId);
+  }
+
+  let sp = await getServicePrincipal(client, app.appId);
+  if (!sp) {
+    sp = await createSp(client, app.appId);
+    console.log("Created service principal:", sp.id);
+  }
+
+  console.log(`The application and associated service principal are ready.
+App ID: ${app.appId}
+Service Principal ID: ${sp.id}`);
+}
+
+await main().catch((e) => {
+  console.error("Error in main:", e);
+  console.error(e.stack);
+  process.exit(1);
+});