fix: healthcheck exec failed

Author: hywax

Diff for: Dockerfile

@@ -1,4 +1,6 @@
-FROM node:20.12.2-alpine as build
+ARG NODE=node:20.12.2-alpine
+
+FROM $NODE as build
 
 WORKDIR /app
 
@@ -11,7 +13,7 @@ COPY . /app
 
 RUN yarn run build
 
-FROM gcr.io/distroless/nodejs20
+FROM $NODE
 
 LABEL org.opencontainers.image.title="Mafl"
 LABEL org.opencontainers.image.description="Minimalistic flexible homepage"
@@ -22,9 +24,10 @@ LABEL org.opencontainers.image.licenses="MIT"
 WORKDIR /app
 
 COPY --from=build /app/.output /app
+COPY --from=build /app/extra/healthcheck.mjs /app/extra/healthcheck.mjs
 
 EXPOSE 3000/tcp
 
-HEALTHCHECK --interval=10s --timeout=5s --start-period=10s CMD node -e "require('http').get('http://localhost:3000/api/health', res => process.exit(res.statusCode === 200 ? 0 : 1)).on('error', () => process.exit(1))"
+HEALTHCHECK --interval=10s --timeout=5s --start-period=10s CMD ["node", "/app/extra/healthcheck.mjs"]
 
 CMD ["/app/server/index.mjs"]

Diff for: extra/healthcheck.mjs

@@ -0,0 +1,24 @@
+import process from 'node:process'
+import http from 'node:http'
+
+const options = {
+  hostname: 'localhost',
+  port: 3000,
+  path: '/api/health',
+  method: 'GET',
+}
+
+const request = http.request(options, (response) => {
+  if (response.statusCode === 200) {
+    process.exit(0)
+  } else {
+    process.exit(1)
+  }
+})
+
+request.on('error', (error) => {
+  console.error('Health Check ERROR:', error)
+  process.exit(1)
+})
+
+request.end()