Fix utilizations of gzip and optimize sizes for Dockerfile

docker/Dockerfile

@@ -28,7 +28,7 @@
 # Now build for optimal caching
 RUN pnpm run build
 
-FROM nginxinc/nginx-unprivileged:stable-alpine-perl
+FROM nginxinc/nginx-unprivileged:stable-alpine-slim
 
 ENV NGINX_ENTRYPOINT_QUIET_LOGS=1
 
@@ -39,7 +39,7 @@
 
 CMD ["nginx", "-g", "daemon off;"]
 
-HEALTHCHECK --interval=5m --timeout=3s CMD curl -fsS http://localhost:8080/ || exit 1
+HEALTHCHECK --interval=5m --timeout=3s CMD wget -q -O /dev/null http://localhost:8080/ || exit 1
 
 LABEL org.opencontainers.image.title="Chapter-Website"
 LABEL org.opencontainers.image.description="ACM @ UC Merced's website"

docker/docker-compose.yml

@@ -7,7 +7,7 @@ services:
     ports:
       - 3000:8080
     healthcheck:
-      test: curl -f http://localhost:8080/ || exit 1
+      test: wget -q -O /dev/null http://localhost:8080/ || exit 1
       interval: 5m
       start_interval: 30s
       start_period: 5m

docker/nginx.conf

@@ -22,7 +22,7 @@ server {
   gzip_vary on;
   gzip_comp_level 6;
   gzip_min_length 1024;
-  gzip_static on;
+  gzip_proxied any;
   gzip_types text/css text/plain text/xml application/javascript application/json
              application/manifest+json image/svg+xml;