It builds!

.dockerignore

@@ -0,0 +1,7 @@
+Dockerfile
+.dockerignore
+node_modules
+npm-debug.log
+README.md
+.next
+.git

Dockerfile

@@ -0,0 +1,67 @@
+FROM node:21-alpine AS base
+
+# Install dependencies only when needed
+FROM base AS deps
+# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed.
+RUN apk add --no-cache libc6-compat
+WORKDIR /app
+
+# Install dependencies based on the preferred package manager
+COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./
+RUN \
+  if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
+  elif [ -f package-lock.json ]; then npm ci; \
+  elif [ -f pnpm-lock.yaml ]; then yarn global add pnpm && pnpm i --frozen-lockfile; \
+  else echo "Lockfile not found." && exit 1; \
+  fi
+
+
+# Rebuild the source code only when needed
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+# Next.js collects completely anonymous telemetry data about general usage.
+# Learn more here: https://nextjs.org/telemetry
+# Uncomment the following line in case you want to disable telemetry during the build.
+# ENV NEXT_TELEMETRY_DISABLED 1
+
+RUN yarn build
+
+# If using npm comment out above and use below instead
+# RUN npm run build
+
+# Production image, copy all the files and run next
+FROM base AS runner
+WORKDIR /app
+
+ENV NODE_ENV production
+# Uncomment the following line in case you want to disable telemetry during runtime.
+# ENV NEXT_TELEMETRY_DISABLED 1
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+COPY --from=builder /app/public ./public
+
+# Set the correct permission for prerender cache
+RUN mkdir .next
+RUN chown nextjs:nodejs .next
+
+# Automatically leverage output traces to reduce image size
+# https://nextjs.org/docs/advanced-features/output-file-tracing
+COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
+COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+
+USER nextjs
+
+EXPOSE 3000
+
+ENV PORT 3000
+# set hostname to localhost
+ENV HOSTNAME "0.0.0.0"
+
+# server.js is created by next build from the standalone output
+# https://nextjs.org/docs/pages/api-reference/next-config-js/output
+CMD ["node", "server.js"]

next.config.js

@@ -1,4 +1,12 @@
 /** @type {import('next').NextConfig} */
-const nextConfig = {}
+const nextConfig = {
+    output: 'standalone',
+    rewrites: async () => [
+        {
+            source: '/api/:path*',
+            destination: 'http://cosmos:8074/:path*',
+        },
+    ],
+}
 
 module.exports = nextConfig

src/app/calendarOverviewCard.tsx

@@ -31,7 +31,7 @@ function useCalendarData() {
             start: string,
             seconds: number,
         }
-    }[]>(`http://cosmos:8074/time_entry?select=raw_json&start=gt.${dFns.formatISO(initialDate)}&project_id=in.(${projectIds.join(',')})`, fetcher, {});
+    }[]>(`/api/time_entry?select=raw_json&start=gt.${dFns.formatISO(initialDate)}&project_id=in.(${projectIds.join(',')})`, fetcher, {});
 
     const [data, setData] = useState<{
         date: Date,
@@ -43,7 +43,7 @@ function useCalendarData() {
 
         // Group by day, sum up seconds
         const grouped = R.groupBy((entry) => {
-            return dFns.formatISO(dFns.parseISO(entry.raw_json.start), 'yyyy-MM-dd');
+            return dFns.formatISO(dFns.parseISO(entry.raw_json.start));
         }, timeEntries);
 
         const summed = R.mapObjIndexed((entries) => {

tailwind.config.ts

@@ -94,6 +94,7 @@ const config: Config = {
         "tremor-full": "9999px",
       },
       fontSize: {
+        // @ts-ignore
         "tremor-label": ["0.75rem"],
         "tremor-default": ["0.875rem", { lineHeight: "1.25rem" }],
         "tremor-title": ["1.125rem", { lineHeight: "1.75rem" }],