test: add cypress test

cypress.config.js

@@ -0,0 +1,7 @@
+import { defineConfig } from "cypress";
+
+export default defineConfig({
+  e2e: {
+    supportFile: false,
+  },
+});

cypress/e2e/index.cy.js

@@ -0,0 +1,7 @@
+describe("Home", () =>
+  it("titles are correct", () => {
+    const page = cy.visit("http://localhost:4321");
+
+    page.get("title").should("have.text", "log101");
+    page.get("h1").should("have.text", "Log101");
+  }));

package.json

@@ -7,7 +7,8 @@
     "start": "astro dev",
     "build": "astro check && astro build",
     "preview": "astro preview",
-    "astro": "astro"
+    "astro": "astro",
+    "test": "cypress run --browser chrome && cypress run --browser firefox"
   },
   "dependencies": {
     "@astrojs/check": "^0.5.10",
@@ -17,6 +18,7 @@
     "typescript": "^5.4.5"
   },
   "devDependencies": {
+    "cypress": "^13.11.0",
     "prettier": "3.2.5"
   }
 }