setup application, server, and configs

package.json

@@ -1,15 +1,20 @@
 {
 	"scripts": {
-		"dev": "bun run src/main.ts"
+		"dev": "bun run src/server.ts"
 	},
 	"dependencies": {
 		"@mikro-orm/core": "6.5.9",
 		"@mikro-orm/postgresql": "6.5.9",
+		"compression": "1.8.1",
+		"cors": "2.8.5",
 		"express": "5.1.0",
+		"helmet": "8.1.0",
 		"zod": "4.1.12"
 	},
 	"devDependencies": {
 		"@types/bun": "1.3.1",
+		"@types/compression": "1.8.1",
+		"@types/cors": "2.8.19",
 		"@types/express": "5.0.5",
 		"prettier": "3.6.2",
 		"typescript": "5.9.3"