diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..08366a9
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,2 @@
+ORIGIN=https://link-shortener-svelte-production.up.railway.app
+PORT=3000
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 98529bd..9850414 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,6 +9,7 @@ COPY ./bun.lockb ./
 RUN bun install
 
 COPY . .
+COPY ./.env.example ./.env
 
 RUN bun run build