Create astro user BEFORE copying data.db, fix chown order

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Dockerfile

@@ -24,14 +24,13 @@ WORKDIR /app
 ENV NODE_ENV=production
 ENV HOST=0.0.0.0
 
-RUN adduser --system --uid 1001 astro
-USER astro
-
 COPY --from=builder /app/node_modules ./node_modules
 COPY --from=builder /app/dist ./dist
 COPY --from=builder /app/data.db ./data.db
 
-RUN chown 1001:1001 /app/data.db
+RUN adduser --system --uid 1001 astro && chown 1001:1001 /app/data.db
+
+USER astro
 
 EXPOSE 4321