add missing schema file

diff --git a/schema/sign.sql b/schema/sign.sql
new file mode 100644 (file)
index 0000000..b7c3f13
--- /dev/null
+++ b/schema/sign.sql
@@ -0,0 +1,5 @@
+create table package_signatures (
+       packagehash text,
+       signature text,
+       primary key (packagehash, signature)
+);