chore: Add codecov.yml

CHANGELOG.md

@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- Add codecov.yml
+
 ### Changed
 - Update kmon.8 to include string "kmod" ([#24](https://github.com/orhun/kmon/issues/24))
 - Update Cargo.toml about project details

codecov.yml

@@ -0,0 +1,13 @@
+coverage:
+  range: 65..85
+  round: up
+  precision: 2
+  status:
+    project:
+      default:
+        target: auto
+        threshold: 5%
+        branches:
+          - master
+        if_ci_failed: error
+    patch: off