Add .asf.yaml
diff --git a/.asf.yaml b/.asf.yaml
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--- /dev/null
+++ b/.asf.yaml
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+# 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.
+
+# https://cwiki.apache.org/confluence/display/INFRA/.asf.yaml+features+for+git+repositories
+--
+github:
+  description: "Apache Airflow - OpenApi Client for Java"
+  homepage: https://airflow.apache.org/
+  labels:
+    - airflow
+    - apache
+    - apache-airflow
+    - apache-airflow-client
+    - java
+  features:
+    # Enable issues management
+    issues: false
+    # Enable projects for project management boards
+    projects: false
+  enabled_merge_buttons:
+    squash: true
+    merge: false
+    rebase: false
+notifications:
+  commits:      commits@airflow.apache.org
+  issues:       commits@airflow.apache.org
+  pullrequests: commits@airflow.apache.org