chore(dockerfile): improve layer cache hit rate

Dockerfile

@@ -2,15 +2,10 @@ FROM alpine:latest
 
 WORKDIR /cloudreve
 
-COPY .build/aria2.supervisor.conf .build/entrypoint.sh ./
-COPY cloudreve ./cloudreve
-
 RUN apk update \
     && apk add --no-cache tzdata vips-tools ffmpeg libreoffice aria2 supervisor font-noto font-noto-cjk \
     && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
     && echo "Asia/Shanghai" > /etc/timezone \
-    && chmod +x ./cloudreve \
-    && chmod +x ./entrypoint.sh \
     && mkdir -p ./data/temp/aria2 \
     && chmod -R 766 ./data/temp/aria2
 
@@ -20,6 +15,12 @@ ENV CR_ENABLE_ARIA2=1 \
     CR_SETTING_DEFAULT_thumb_libreoffice_enabled=1 \
     CR_SETTING_DEFAULT_media_meta_ffprobe=1
 
+COPY .build/aria2.supervisor.conf .build/entrypoint.sh ./
+COPY cloudreve ./cloudreve
+
+RUN chmod +x ./cloudreve \
+    && chmod +x ./entrypoint.sh \
+
 EXPOSE 5212 443
 
 VOLUME ["/cloudreve/data"]