Added tests, debug logging and fix max tokens bug

tests/main.test.ts

@@ -0,0 +1,44 @@
+// test/index.test.ts
+
+import { test, expect, beforeAll } from "bun:test";
+import { writeFileSync, mkdtempSync } from "fs";
+import { tmpdir } from "os";
+import { join } from "path";
+
+// Set up environment variables
+beforeAll(() => {
+  // Create a temporary directory
+  const tempDir = mkdtempSync(join(tmpdir(), "github-action-"));
+
+  // Create a temporary event file
+  const event = {
+    action: "opened",
+    number: 6, // Replace with the PR number you want to test
+    repository: {
+      owner: { login: "researchwiseai" },
+      name: "langgraphjs-checkpoint-dynamodb",
+    },
+  };
+
+  const eventPath = join(tempDir, "event.json");
+  writeFileSync(eventPath, JSON.stringify(event, null, 2));
+
+  process.env.GITHUB_EVENT_PATH = eventPath;
+  process.env.GITHUB_EVENT_NAME = "pull_request";
+});
+
+test(
+  "GitHub Action runs without errors",
+  async () => {
+    // Import your main script
+    // You may need to adjust the import path
+    await import("../src/main");
+
+    // You can add assertions here if your script exports functions
+    // For now, we just ensure it runs without throwing
+    expect(true).toBe(true);
+  },
+  {
+    timeout: 60_000,
+  }
+);