🚀 Staging environment, Nix shell, Biome formatter, update dependencies

Dockerfile

@@ -1,6 +1,8 @@
 FROM node:lts-alpine AS base
 WORKDIR /app
 
+ARG mode
+
 # By copying only the package.json and package-lock.json here, we ensure that the following `-deps` steps are independent of the source code.
 # Therefore, the `-deps` steps will be skipped if only the source code changes.
 COPY package.json pnpm-lock.yaml ./
@@ -14,7 +16,11 @@ RUN npm exec -- pnpm install
 
 FROM build-deps AS build
 COPY . .
-RUN npm exec -- pnpm run build
+RUN if [ "$mode" = "staging" ]; then \
+      npm exec -- pnpm run staging; \
+    else \
+      npm exec -- pnpm run build; \
+    fi
 
 FROM base AS runtime
 COPY --from=prod-deps /app/node_modules ./node_modules
@@ -23,4 +29,4 @@ COPY --from=build /app/dist ./dist
 ENV HOST=0.0.0.0
 ENV PORT=4321
 EXPOSE 4321
-ENTRYPOINT node ./dist/server/entry.mjs
+ENTRYPOINT exec node ./dist/server/entry.mjs