Dockerfile Fix

Dockerfile

@@ -18,7 +18,8 @@ FROM node:22-alpine AS frontend
 ARG APP_VERSION
 WORKDIR /build/frontend
 COPY frontend/package.json frontend/yarn.lock ./
-RUN yarn install --frozen-lockfile
+# The postinstall hook copies the altcha widget to ../static/public/static.
+RUN mkdir -p /build/static/public/static && yarn install --frozen-lockfile
 COPY frontend/ ./
 COPY --from=email-builder /build/email-builder/dist ./public/static/email-builder
 ENV VUE_APP_VERSION=${APP_VERSION}
@@ -33,6 +34,7 @@ RUN go mod download
 RUN go install github.com/knadh/stuffbin/...@latest
 COPY . .
 COPY --from=frontend /build/frontend/dist ./frontend/dist
+COPY --from=frontend /build/static/public/static/altcha.umd.js ./static/public/static/altcha.umd.js
 RUN CGO_ENABLED=0 go build -o eaglecast \
     -ldflags="-s -w -X 'main.buildString=${APP_VERSION} (docker)' -X 'main.versionString=${APP_VERSION}'" \
     ./cmd