diff --git a/captain-definition b/captain-definition
index 27de96f..1e3552b 100644
--- a/captain-definition
+++ b/captain-definition
@@ -1,4 +1,14 @@
 {
-  "schemaVersion": 2,
-  "templateId": "node/19"
-}
\ No newline at end of file
+	"schemaVersion": 2,
+	"dockerfileLines": [
+		"FROM node:20-alpine",
+		"RUN mkdir -p /usr/src/app",
+		"WORKDIR /usr/src/app",
+		"COPY ./ /usr/src/app",
+		"RUN npm install && npm cache clean --force && npm run build",
+		"ENV NODE_ENV production",
+		"ENV PORT 80",
+		"EXPOSE 80",
+		"CMD [ \"npm\", \"start\" ]"
+	]
+}