[CI][NO-REF] - adding codecov yaml file, ignoring core module

.circleci/config.yml

@@ -15,7 +15,7 @@ jobs:
             command: "sbt universeTest"
         - run:
             name: Codecov uploader
-            command: "bash <(curl -s https://codecov.io/bash)"
+            command: "bash <(curl -s --data-binary codecov.yml https://codecov.io/bash)"
 workflows:
   version: 2
   test:

codecov.yml

@@ -0,0 +1,23 @@
+#
+# This codecov.yml is the default configuration for
+# all repositories on Codecov. You may adjust the settings
+# below in your own codecov.yml in your repository.
+#
+coverage:
+  precision: 2
+  round: down
+  range: 70...100
+
+  status:
+    # Learn more at http://docs.codecov.io/docs/codecov-yaml
+    project: true
+    patch: true
+    changes: false
+
+  ignore:
+    # files and folders that will be removed during processing
+      - "core/*"
+
+comment:
+  layout: "header, diff"
+  behavior: default  # update if exists else create new