build: improve dockerfile step

change multi line of apt install to one line

Dockerfile

@@ -1,45 +1,43 @@
 FROM node:14-bullseye-slim
 # install gcc
-RUN apt update -y
-RUN apt install -y gcc
+RUN apt update -y && apt install -y gcc
+
 
 #install python
-RUN apt-get update -y && apt-get install python -y
-RUN apt-get install python3-pip -y
-RUN pip3 install --upgrade pip
-RUN pip3 install pydicom opencv-python Pillow flask matplotlib highdicom
+RUN apt-get install python python3-pip -y && \
+pip3 install --upgrade pip && pip3 install pydicom opencv-python Pillow flask matplotlib highdicom
 
-RUN apt-get install software-properties-common -y
-RUN apt-get update -y
-RUN apt-get install 'ffmpeg'\
+#install other dependencies, dcmtk, cmake, netcat, imagemagick etc.
+RUN apt-get install software-properties-common -y && \
+apt-get update -y && \
+apt-get install 'ffmpeg'\
     'libsm6'\ 
-    'libxext6'  -y
-RUN apt-get update && apt-get install -y dcmtk \
-cmake \
-make \
-swig \
-netcat \
-imagemagick \
-wget
+    'libxext6' \
+    dcmtk \
+    cmake \
+    make \
+    swig \
+    netcat \
+    imagemagick \
+    wget -y
 
 #Build gdcm
-RUN wget -O gdcm.tar.gz https://sourceforge.net/projects/gdcm/files/gdcm%202.x/GDCM%202.8.9/gdcm-2.8.9.tar.gz
-RUN tar xzvf gdcm.tar.gz
-RUN cd /
+RUN wget -O gdcm.tar.gz https://sourceforge.net/projects/gdcm/files/gdcm%202.x/GDCM%202.8.9/gdcm-2.8.9.tar.gz && tar xzvf gdcm.tar.gz
 RUN mkdir gdcm-build
 WORKDIR /gdcm-build
 RUN cmake ../gdcm-2.8.9 -DGDCM_BUILD_SHARED_LIBS=ON -DGDCM_WRAP_PYTHON=ON -DGDCM_DOCUMENTATION=OFF -DGDCM_BUILD_EXAMPLES=OFF -DGDCM_BUILD_TESTING=OFF ; exit 0
 RUN make -j8 && make install 
 WORKDIR /gdcm-build/bin
 RUN cp gdcm.py gdcmswig.py _gdcmswig.so /usr/local/lib/python3.9/dist-packages 
+RUN rm -rf /gdcm.tar.gz
 
 # Build iconv
 WORKDIR /
-RUN wget -O libiconv.tar.gz https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.16.tar.gz
-RUN tar xzvf libiconv.tar.gz
+RUN wget -O libiconv.tar.gz https://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.16.tar.gz && tar xzvf libiconv.tar.gz
 WORKDIR /libiconv-1.16
 RUN ./configure
 RUN make && make install
+RUN rm -rf /libiconv.tar.gz
 
 
 # #Build official dcmtk

docker-compose.yml

@@ -32,9 +32,10 @@ services:
       '
     volumes :
       - ./:/nodejs/raccoon
-      - /nodejs/raccoon/node_modules
-      - /nodejs/raccoon/build
-      - /nodejs/raccoon/models/dcmtk/linux-lib
+      - ./raccoon-storage:/dicomFiles
+      - ./raccoon-null/node_modules:/nodejs/raccoon/node_modules
+      - ./raccoon-null/build:/nodejs/raccoon/build
+      - ./raccoon-null/models:/nodejs/raccoon/models/dcmtk/linux-lib
     ports:
       - 8081:8081
     depends_on: