default major version docker

Dockerfile

@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG RUST_VERSION=1.98.1
+ARG RUST_VERSION=1
 
 # ---- Base: Rust toolchain + build tools ----
 FROM rust:${RUST_VERSION}-slim-bookworm AS chef
@@ -37,7 +37,7 @@ RUN --mount=type=cache,target=/root/.cache/trunk \
     trunk build --release --locked
 
 # ---- Runtime: static files served by nginx ----
-FROM nginx:1.29-alpine AS runtime
+FROM nginx:1-alpine AS runtime
 
 COPY <<'EOF' /etc/nginx/conf.d/default.conf
 server {