Implement basic API structure

package.json

@@ -0,0 +1,15 @@
+{
+  "name": "linux-distro-roguelite-promotion",
+  "version": "1.0.0",
+  "description": "REST API for a free game pre-register page.",
+  "main": "src/app.js",
+  "scripts": {
+    "start": "node src/app.js",
+    "dev": "node --watch src/app.js"
+  },
+  "dependencies": {
+    "better-sqlite3": "^12.11.1",
+    "cors": "^2.8.5",
+    "express": "^4.21.2"
+  }
+}