fix: run web container as non-root user (UID 1000)

apps/web/Dockerfile

@@ -110,13 +110,15 @@ ENV PORT=3000
 ENV HOSTNAME=0.0.0.0
 
 # Copy the standalone Next.js server
-COPY --from=builder /app/apps/web/.next/standalone/ ./
+COPY --chown=1000:1000 --from=builder /app/apps/web/.next/standalone/ ./
 # Copy static assets and public files
-COPY --from=builder /app/apps/web/.next/static/ ./apps/web/.next/static/
-COPY --from=builder /app/apps/web/public/ ./apps/web/public/
+COPY --chown=1000:1000 --from=builder /app/apps/web/.next/static/ ./apps/web/.next/static/
+COPY --chown=1000:1000 --from=builder /app/apps/web/public/ ./apps/web/public/
 
 # Copy bootstrap script for runtime env var injection
-COPY apps/web/bootstrap.cjs ./bootstrap.cjs
+COPY --chown=1000:1000 apps/web/bootstrap.cjs ./bootstrap.cjs
+
+USER 1000:1000
 
 EXPOSE 3000
 CMD ["bootstrap.cjs"]