feat(examples): add list environments example script

Author: Siddhant-K-code

examples/list_environments.ts

@@ -0,0 +1,41 @@
+// yarn tsn -T examples/list_environments.ts
+
+import Gitpod from '@gitpod/sdk';
+
+const client = new Gitpod({
+  bearerToken: process.env['GITPOD_API_KEY'],
+});
+
+async function main() {
+  console.log('Listing environments...\n');
+
+  // Using for-await to automatically handle pagination
+  for await (const environment of client.environments.list({
+    pageSize: 100,
+    token: '',
+  })) {
+    // Print key information about each environment
+    console.log(`Environment ID: ${environment.id}`);
+    console.log(`Status: ${environment?.status?.phase}`);
+    console.log(`Created: ${environment?.metadata?.createdAt}`);
+
+    if (environment?.metadata?.projectId) {
+      console.log(`Project ID: ${environment?.metadata?.projectId}`);
+    }
+
+    // Print repository information if available
+    const contextUrl = environment?.spec?.content?.initializer?.specs?.[0]?.contextUrl?.url;
+    if (contextUrl) {
+      console.log(`Repository: ${contextUrl}`);
+    }
+
+    // Print machine class
+    if (environment?.spec?.machine?.class) {
+      console.log(`Machine Class: ${environment?.spec?.machine?.class}`);
+    }
+
+    console.log('---\n');
+  }
+}
+
+main().catch(console.error);