chore(deps): update alpine docker tag to v3.20.3

Dockerfile

@@ -1,5 +1,5 @@
 # Stage 1: Build Nginx
-FROM alpine:3.20.2 as builder
+FROM alpine:3.20.3 as builder
 
 # Install build dependencies and required tools
 RUN apk update && apk upgrade && \
@@ -31,7 +31,7 @@ COPY ./docker/index.html /tmp/index.html
 COPY ./public /tmp/public
 
 # Stage 2: Create a smaller production image
-FROM alpine:3.20.2
+FROM alpine:3.20.3
 
 # Copy Nginx and PHP-FPM binaries and configurations from the builder stage
 COPY --from=builder /usr/local/nginx /usr/local/nginx