Add support for automatic key sharing

database/upgrades/2020-08-03-update-crypto-store.go

@@ -0,0 +1,13 @@
+package upgrades
+
+import (
+	"database/sql"
+
+	"maunium.net/go/mautrix/crypto/sql_store_upgrade"
+)
+
+func init() {
+	upgrades[18] = upgrade{"Add megolm withheld data to crypto store", func(tx *sql.Tx, c context) error {
+		return sql_store_upgrade.Upgrades[2](tx, c.dialect.String())
+	}}
+}