Issue #111: add sonarqube analysis

- add sonar-scanner dev dependency
  - add sonar-scanner job in ci configuration

.gitlab-ci.yml

@@ -3,6 +3,7 @@ image: node:latest
 stages:
   - build
   - test
+  - code_quality
   - deploy
 
 cache:
@@ -24,6 +25,14 @@ testing_testing:
     - cd smart-hut
     - yarn test
 
+sonar-scanner:
+  stage: code_quality
+  only:
+    - dev
+  script:
+    - cd smart-hut
+    - yarn sonar-scanner -Dsonar.host.url=$SONAR_URL -Dsonar.login=$SONAR_LOGIN -Dsonar.projectName=$CI_PROJECT_PATH_SLUG -Dsonar.projectKey=$CI_PROJECT_PATH_SLUG -Dsonar.exclusion=cypress -Dsonar.sources=src -Dsonar.javascript.file.suffixes=.js,.jsx -Dsonar.sourceEncoding=UTF-8 -Dsonar.scm.disabled=True
+
 smartHut_deploy:
   stage: deploy
   tags:

smart-hut/package.json

@@ -53,6 +53,7 @@
     ]
   },
   "devDependencies": {
-    "prettier": "2.0.1"
+    "prettier": "2.0.1",
+    "sonarqube-scanner": "^2.6.0"
   }
 }