Add CODEOWNERS file and enforce code owner reviews in repository settings

Author: Noramarth

.github/CODEOWNERS

@@ -0,0 +1,2 @@
+# .github/CODEOWNERS
+* @LiquidRazor/core-team

.github/workflows/repo-settings.yaml

@@ -3,6 +3,7 @@ name: Enforce repo settings
 on:
     push:
         paths:
+            - '.github/CODEOWNERS'
             - '.github/settings.yml'
             - '.github/workflows/repo-settings.yml'
     workflow_dispatch:

.github/workflows/settings.yml

@@ -33,7 +33,7 @@ branches:
           required_pull_request_reviews:
               required_approving_review_count: 1
               dismiss_stale_reviews: true
-              require_code_owner_reviews: false   # flip to true if you use CODEOWNERS
+              require_code_owner_reviews: true   # flip to true if you use CODEOWNERS
           required_status_checks:
               strict: true
               contexts: []   # OPTIONAL: list required checks exactly as they appear in Checks UI
@@ -50,6 +50,7 @@ branches:
           enforce_admins: true
           required_pull_request_reviews:
               required_approving_review_count: 1
+              require_code_owner_reviews: true
               dismiss_stale_reviews: true
           required_status_checks:
               strict: false