npm audit fix, reports in json and html format work

Dockerfile

@@ -14,14 +14,24 @@ WORKDIR /usr/src/app
 # Install app dependencies
 # A wildcard is used to ensure both package.json AND package-lock.json are copied
 # where available (npm@5+)
-COPY package*.json ./
+#COPY package*.json ./
+
+# Bundle app source
+COPY . .
+
+# Install tool to report vulnerabilities in html format
+RUN npm install -P npm-audit-html
 
 RUN npm install
 # If you are building your code for production
 # RUN npm ci --only=production
 
-# Bundle app source
-COPY . .
+# Create folder for audit reports
+RUN mkdir reports
+# Check vulnerabilities, fix, and check again and save result into html file
+RUN sh audit-json-html.sh reports/audit-backend-prefix
+RUN npm audit fix
+RUN sh audit-json-html.sh reports/audit-backend-postfix
 
 # 3000 can be found from source code app.js line 82.
 EXPOSE 3000

audit-json-html.sh

 #!/bin/bash
 
-npm audit --json | node_modules/npm-audit-html/index.js --output audit-report.html
+NOW=$(date '+%Y-%m-%d_%H.%M.%S')
+
+FILE="$1"
+if [ -z "$FILE" ]
+then
+  FILE="audit-backend-report-$NOW"
+fi
+echo "Run audit to file $FILE{json|html}"
+
+npm audit --json > $FILE.json
+npm audit --json | node_modules/npm-audit-html/index.js --output $FILE.html