ci(circle): add circle ci config

.circleci/config.yml

@@ -0,0 +1,29 @@
+# Javascript Node CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-javascript/ for more details
+#
+version: 2
+jobs:
+  build:
+    branches:
+      ignore:
+        - master
+
+    docker:
+      # specify the version you desire here
+      - image: circleci/node:dubnium
+        environment:
+          PG_CONNECTION_STRING: postgres://postgres:postgres@localhost:5432/circle_test
+      - image: circleci/postgres:9.6-alpine-postgis
+        environment:
+          POSTGRES_USER: postgres
+          POSTGRES_DB: circle_test
+
+    working_directory: ~/repo
+
+    steps:
+      - checkout
+
+      - run: npm install
+      # run tests!
+      - run: npm test