Add a .codecov.yml to control coverage statuses and enable notificati…

…ons (home-assistant#22707)

* Add a .codecov.yml to control coverage statuses and enable notifications

* Comment about Slack/Discord notification

.codecov.yml

@@ -0,0 +1,13 @@
+codecov:
+  branch: dev
+coverage:
+  status:
+    project:
+      default:
+        target: 90
+        threshold: 0.09
+  notify:
+    # Notify codecov room in Discord. The webhook URL (encrypted below) ends in /slack which is why we configure a Slack notification.
+    slack:
+      default:
+        url: "secret:TgWDUM4Jw0w7wMJxuxNF/yhSOHglIo1fGwInJnRLEVPy2P2aLimkoK1mtKCowH5TFw+baUXVXT3eAqefbdvIuM8BjRR4aRji95C6CYyD0QHy4N8i7nn1SQkWDPpS8IthYTg07rUDF7s5guurkKv2RrgoCdnnqjAMSzHoExMOF7xUmblMdhBTWJgBpWEhASJy85w/xxjlsE1xoTkzeJu9Q67pTXtRcn+5kb5/vIzPSYg="