Update Dockerfile

Dockerfile

@@ -11,20 +11,34 @@
 # =============================================================================
 
 # ---------------------------------------------------------------- build stage
-FROM node:22-bookworm-slim AS webapp
+FROM node:24-bookworm-slim AS webapp
 
-RUN corepack enable
+# Pin pnpm explicitly: package.json's packageManager field is not the classic
+# "pnpm@x.y.z" string, so corepack would otherwise pick the latest pnpm,
+# which cannot read this repo's lockfile. 11.21.0 is the version declared in
+# devEngines and verified against pnpm-lock.yaml.
+RUN corepack enable && corepack prepare pnpm@11.21.0 --activate
 WORKDIR /build
 
 # Copy the whole repo (needed by the Expo/webpack build)
 COPY . .
 
-# pnpm install with build scripts allowed (better-sqlite3 etc. are not needed
-# for web, but the lockfile requires the steps to run or be skipped)
-RUN pnpm install --frozen-lockfile || pnpm install --no-frozen-lockfile
-
-# Compile i18n catalogs (required by the build; normally done by CI)
-RUN pnpm intl:build || pnpm intl:compile || true
+# Install deps. package.json's postinstall runs lexicons:generate and
+# intl:compile, which the webpack build needs. If the build context lost the
+# lockfile (some Space uploads exclude it), fall back to a plain install.
+RUN if [ -f pnpm-lock.yaml ]; then \
+      pnpm install --frozen-lockfile || pnpm install --no-frozen-lockfile; \
+    else \
+      echo "[build] pnpm-lock.yaml missing from build context - regenerating" && \
+      pnpm install --no-frozen-lockfile; \
+    fi
+
+# postinstall generated lexicons + i18n catalogs; verify they exist (the
+# intl:compile-if-needed guard is skipped outside CI, so compile explicitly
+# if the catalog is missing)
+RUN test -d src/lexicons && echo "[build] lexicons OK" \
+ && (test -f src/locale/locales/en/messages.ts || pnpm intl:compile) \
+ && echo "[build] i18n OK"
 
 # Build the static web app with this PDS baked in as the default service,
 # so sign-in/sign-up default to this server (users can still pick another).
@@ -33,7 +47,7 @@ ARG PDS_HOSTNAME=hf.space
 ENV EXPO_PUBLIC_DEFAULT_SERVICE=https://${PDS_HOSTNAME}
 ENV EXPO_PUBLIC_BUNDLE_IDENTIFIER=rochester-pds
 ENV NODE_ENV=production
-RUN pnpm build-web || (npx expo export:web && node ./scripts/post-web-build.js)
+RUN pnpm run build-web || (npx expo export:web && node ./scripts/post-web-build.js)
 
 # post-web-build copies assets into bskyweb/static; for static hosting we serve
 # web-build directly, so just make sure it exists