Add required Android metadata.

Change-Id: I1bc07354fb8f37c45c2e405324b6a11f96aed9d2
diff --git a/METADATA b/METADATA
new file mode 100644
index 0000000..65afee3
--- /dev/null
+++ b/METADATA
@@ -0,0 +1,17 @@
+name: "capnproto"
+description:
+    "Cap'n Proto serialization/RPC system - core tools and C++ library"
+
+third_party {
+  url {
+    type: HOMEPAGE
+    value: "https://capnproto.org/"
+  }
+  url {
+    type: GIT
+    value: "https://github.com/capnproto/capnproto"
+  }
+  version: "v0.10.3"
+  last_upgrade_date { year: 2023 month: 3 day: 23 }
+  license_type: NOTICE
+}
diff --git a/MODULE_LICENSE_MIT b/MODULE_LICENSE_MIT
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/MODULE_LICENSE_MIT
diff --git a/OWNERS b/OWNERS
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index 0000000..8574841
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,2 @@
+danalbert@google.com
+enh@google.com