Update password backup scripts

.bin/restore-passwddb

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+# Backup existing password databases and
+# database keys (using date in filename date -u
+# +%Y-%m-%d_%H-%M-%S)
+
+RCLONE_REMOTE="proton-drive"
+
+for f in "$HOME/doc"/*.{kdbx,kdbx.key}; do
+  [ -e "$f" ] || continue
+  echo "Backing up $f to $f-$(date -u +%Y-%m-%d_%H-%M-%S)"
+  cp "$f" "$f-$(date -u +%Y-%m-%d_%H-%M-%S)"
+done
+
+echo "Restoring KeePassXC databases and database keys"
+rclone copyto                         \
+  "$RCLONE_REMOTE:doc"/ "$HOME/doc/"  \
+  --progress                          \
+  --include "/*.{kdbx,kdbx.key}"