chore: enhance CI process

.codecov/codecov.yml

@@ -0,0 +1,22 @@
+codecov:
+    notify:
+      require_ci_to_pass: yes  
+coverage:
+    precision: 2
+    round: down
+    range: "70...100"
+    status:
+        project: yes
+        patch: yes
+        changes: no  
+parsers:
+    gcov:
+        branch_detection:
+            conditional: yes
+            loop: yes
+            method: no
+            macro: no  
+comment:
+    layout: "header, diff"
+    behavior: default
+    require_changes: no