Add .asf.yaml for tvm-rfcs (#1)

* Add .asf.yaml

* Update description field
diff --git a/.asf.yaml b/.asf.yaml
new file mode 100644
index 0000000..8c85027
--- /dev/null
+++ b/.asf.yaml
@@ -0,0 +1,35 @@
+# 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: "A home for the final text of all TVM RFCs."
+  labels:
+    - tvm
+    - vta
+    - tensor
+    - hardware
+    - machine-learning
+  enabled_merge_buttons:
+    squash:  true
+    rebase:  true
+    merge:   false
+  protected_branches:
+    main:
+      required_pull_request_reviews:
+        dismiss_stale_reviews: false
+        require_code_owner_reviews: false
+        required_approving_review_count: 1