Issue 148: Configuring codecov for PR validation tasks

.codecov.yml

@@ -0,0 +1,32 @@
+#
+# Copyright Pravega Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+codecov:
+  require_ci_to_pass: yes
+  max_report_age: off
+  notify:
+    wait_for_ci: yes
+
+coverage:
+  status:
+    project:
+      default:
+        threshold: 0.5%
+    patch:
+      default:
+        target: 70%
+  ignore:
+    - "**/generated/**"
+    - "test"