Reorder commands in Dockerfile

Author: chubin

Dockerfile

@@ -3,15 +3,15 @@ FROM alpine:3.12
 ## installing dependencies
 RUN apk add --update --no-cache git py3-six py3-pygments py3-yaml py3-gevent \
       libstdc++ py3-colorama py3-requests py3-icu py3-redis
+## copying
+WORKDIR /app
+COPY . /app
 ## building missing python packages
-COPY requirements.txt /tmp
 RUN apk add --no-cache --virtual build-deps py3-pip g++ python3-dev libffi-dev \
     && pip3 install --no-cache-dir --upgrade pygments \
-    && pip3 install --no-cache-dir -r /tmp/requirements.txt \
+    && pip3 install --no-cache-dir -r requirements.txt \
     && apk del build-deps
-## copying
-WORKDIR /app
-COPY . /app
+# fetching dependencies
 RUN mkdir -p /root/.cheat.sh/log/ \
     && python3 lib/fetch.py fetch-all