docs: add asf.yaml.
diff --git a/.asf.yaml b/.asf.yaml
new file mode 100644
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--- /dev/null
+++ b/.asf.yaml
@@ -0,0 +1,55 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+github:
+    description: Profiler for API Gateway Apache APISIX
+    homepage: https://apisix.apache.org/
+    labels:
+      - api-gateway
+      - cloud-native
+      - nginx
+      - lua
+      - luajit
+      - apigateway
+      - microservices
+      - api
+      - apis
+      - prof
+      - profiler
+      - api-management
+      - apisix
+
+
+    enabled_merge_buttons:
+      squash:  true
+      # **WARNING**: rebase should only be used
+      # when backport multiple commits to the `release/xx` branch
+      rebase:  true
+      merge:   false
+
+    protected_branches:
+      main:
+        required_pull_request_reviews:
+          dismiss_stale_reviews: true
+          require_code_owner_reviews: true
+          required_approving_review_count: 2
+ 
+
+    notifications:
+      commits:      notifications@apisix.apache.org
+      issues:       notifications@apisix.apache.org
+      pullrequests: notifications@apisix.apache.org