diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..22a2fb1
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,10 @@
+POSTGRES_USER=shop
+POSTGRES_PASSWORD=shop_secret_change_me
+POSTGRES_DB=shopdb
+
+HTTP_PORT=80
+HTTPS_PORT=443
+
+# Для HTTPS с Let's Encrypt в Caddyfile
+# SITE_DOMAIN=shop.example.com
+# CADDY_EMAIL=you@example.com