fix: modernize docker publishing

Dockerfile

@@ -1,12 +1,17 @@
 # gitzone dockerfile_service
 ## STAGE 1 // BUILD
 FROM code.foss.global/host.today/ht-docker-node:lts AS build
-COPY ./ /app
+
 WORKDIR /app
+
+COPY package.json pnpm-lock.yaml ./
 RUN pnpm config set store-dir .pnpm-store
-RUN rm -rf node_modules && pnpm install
+RUN pnpm install --frozen-lockfile
+
+COPY . ./
 RUN pnpm run build
-RUN rm -rf .pnpm-store node_modules && pnpm install --prod
+RUN rm -rf .pnpm-store
+RUN pnpm prune --prod
 
 ## STAGE 2 // PRODUCTION
 FROM code.foss.global/host.today/ht-docker-node:alpine-node AS production
@@ -18,12 +23,10 @@ WORKDIR /app
 COPY --from=build /app /app
 
 ENV DCROUTER_MODE=OCI_CONTAINER
+ENV NODE_ENV=production
 ENV DCROUTER_HEAP_SIZE=512
 ENV UV_THREADPOOL_SIZE=16
 
-RUN pnpm install -g @servezone/healthy
-HEALTHCHECK --interval=30s --timeout=10s --start-period=120s --retries=3 CMD [ "healthy" ]
-
 LABEL org.opencontainers.image.title="dcrouter" \
       org.opencontainers.image.description="Multi-service datacenter gateway" \
       org.opencontainers.image.source="https://code.foss.global/serve.zone/dcrouter"