feat(vaultwarden): deploy Vaultwarden password manager and daily NAS backup

stacks/gateway/Caddyfile

@@ -58,3 +58,12 @@ agy.home.961504.xyz:10443 {
     }
     reverse_proxy 127.0.0.1:7681
 }
+
+# 6. Vaultwarden 私人密码保险箱 (https://vw.home.961504.xyz:10443)
+vw.home.961504.xyz:10443 {
+    tls /Users/ixvii0iv/homelab/stacks/gateway/certs/fullchain.pem /Users/ixvii0iv/homelab/stacks/gateway/certs/privkey.pem
+    encode zstd gzip
+    reverse_proxy 127.0.0.1:8222 {
+        header_up X-Real-IP {remote_host}
+    }
+}