ci: add server build

packages/server/Dockerfile

@@ -0,0 +1,32 @@
+FROM node:23-slim AS base
+ENV \
+  MODEL_DIR=/models
+RUN corepack enable
+WORKDIR /app
+
+FROM base AS builder
+RUN npm i -g turbo
+COPY . .
+RUN turbo prune @morten-olsen/stash-server --docker
+
+FROM base AS installer
+COPY --from=builder /app/out/json/ .
+RUN pnpm install --frozen-lockfile
+COPY --from=builder /app/out/full/ .
+RUN \
+  pnpm build \
+  && node /app/packages/server/dist/preload-data.js
+
+FROM base AS runner
+ENV \
+  SERVER_HOST=0.0.0.0
+RUN \
+  addgroup --system --gid 1001 nodejs \
+  && adduser --system --uid 1001 nodejs \
+  && mkdir /data \
+  && chown nodejs:nodejs /data
+COPY --from=installer /models /models
+COPY --from=installer /app /app
+USER nodejs
+
+CMD ["node", "/app/packages/server/dist/start.js"]