Add .asf.yaml to set GitHub repository topics
diff --git a/.asf.yaml b/.asf.yaml
new file mode 100644
index 0000000..3ff55f2
--- /dev/null
+++ b/.asf.yaml
@@ -0,0 +1,9 @@
+github:
+  description: "Apache Sling Servlets Archetype"
+  homepage: "https://sling.apache.org/"
+  labels:
+    - sling
+    - java
+    - servlets
+    - maven
+    - archetype