Require steering committee approval for announcement changes

OWNERS_ALIASES

@@ -215,3 +215,12 @@ aliases:
     - idvoretskyi
     - MaxymVlasov
     - Potapy4
+  # authoritative source: git.k8s.io/community/OWNERS_ALIASES
+  committee-steering: # provide PR approvals for announcements
+    - cblecker
+    - derekwaynecarr
+    - dims
+    - liggitt
+    - mrbobbytables
+    - nikhita
+    - parispittman

config.toml

@@ -13,7 +13,7 @@ disableBrowserError = true
 
 disableKinds = ["taxonomy", "taxonomyTerm"]
 
-ignoreFiles = [ "^OWNERS$", "README[-]+[a-z]*\\.md", "^node_modules$", "content/en/docs/doc-contributor-tools" ]
+ignoreFiles = [ "(?:^|/)OWNERS$", "README[-]+[a-z]*\\.md", "^node_modules$", "content/en/docs/doc-contributor-tools" ]
 
 timeout = 3000
 

data/announcements/OWNERS

@@ -0,0 +1,8 @@
+# See the OWNERS docs at https://go.k8s.io/owners
+
+# Disable inheritance as content in this dir is scoped to steering approval per
+# https://github.com/kubernetes/community/blob/master/communication/website-guidelines.md
+options:
+  no_parent_owners: true
+approvers:
+- committee-steering # defined in OWNERS_ALIASES