add ignore files and echo maintenance mode for debugging

.dockerignore

@@ -0,0 +1,8 @@
+node_modules
+.output
+.git
+.gitignore
+.env
+.env.*
+!.env.example
+data

Dockerfile

@@ -16,6 +16,8 @@ ENV VITE_MATOMO_SITE_ID=$VITE_MATOMO_SITE_ID
 ENV VITE_MAINTENANCE_MODE=$VITE_MAINTENANCE_MODE
 ENV VITE_MAINTENANCE_MODE_MESSAGE=$VITE_MAINTENANCE_MODE_MESSAGE
 
+RUN echo ">>> VITE_MAINTENANCE_MODE=$VITE_MAINTENANCE_MODE"
+
 COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
 RUN corepack enable pnpm && pnpm i --frozen-lockfile
 COPY . .