rewrite

.env.example

@@ -0,0 +1,19 @@
+# ===== FLASK =====
+FLASK_ENV=production
+FLASK_APP=app.py
+FLASK_DEBUG=0
+
+# ===== DATABASE =====
+DATABASE_URL=sqlite:////app/instance/app.db
+
+# ===== SECURITY =====
+SECRET_KEY=your-super-secret-key-change-this
+ADMIN_USERNAME=admin
+ADMIN_PASSWORD=admin123
+
+# ===== HAPROXY =====
+HAPROXY_CONFIG_PATH=/etc/haproxy/haproxy.cfg
+HAPROXY_STATS_PORT=8404
+
+# ===== LOGGING =====
+LOG_LEVEL=INFO