Add decrypt, refactor

test/run.sh

@@ -11,6 +11,7 @@ prepare() {
     export BASE="$(mktemp --tmpdir --directory khepri-testsuite-XXXXXX)"
     export KHEPRI_REPOSITORY="${BASE}/khepri-backup"
     export DATADIR="${BASE}/fake-data"
+    export KHEPRI_PASSWORD="foobar"
     debug "repository is at ${KHEPRI_REPOSITORY}"
 
     mkdir -p "$DATADIR"

test/test-backup.sh

@@ -3,6 +3,6 @@ set -e
 prepare
 run khepri init
 run khepri backup "${BASE}/fake-data"
-run khepri restore "$(khepri list ref)" "${BASE}/fake-data-restore"
-dirdiff "${BASE}/fake-data" "${BASE}/fake-data-restore"
+run khepri restore "$(khepri snapshots)" "${BASE}/fake-data-restore"
+dirdiff "${BASE}/fake-data" "${BASE}/fake-data-restore/fake-data"
 cleanup