diff --git a/modules/base/home-manager.nix b/modules/base/home-manager.nix
index 62608c3..d738e5c 100644
--- a/modules/base/home-manager.nix
+++ b/modules/base/home-manager.nix
@@ -11,5 +11,6 @@
     home-manager.users.${config.flake.meta.user.name} = {
       home.stateVersion = config.flake.meta.stateVersion;
     };
+    home-manager.backupFileExtension = "hm-bak-";
   };
 }
diff --git a/modules/server/openclaw.nix b/modules/server/openclaw.nix
index 24264ec..b01b706 100644
--- a/modules/server/openclaw.nix
+++ b/modules/server/openclaw.nix
@@ -21,6 +21,8 @@ in {
 
     environment.systemPackages = with pkgs; [
       whisper-cpp
+      libqalculate
+      gh
     ];
   };
 
@@ -43,10 +45,9 @@ in {
       };
       bundledPlugins = {
         summarize.enable = true; # Summarize web pages, PDFs, videos
-        sag.enable = false; # Text-to-speech
-        gogcli.enable = false; # Google Calendar
+        sag.enable = true; # Text-to-speech
+        gogcli.enable = true;
         goplaces.enable = true; # Google Places API
-        bird.enable = false; # Twitter/X
       };
     };
 
diff --git a/secrets.yaml b/secrets.yaml
index 2abfe03..4a7058e 100644
--- a/secrets.yaml
+++ b/secrets.yaml
@@ -41,7 +41,7 @@ sops:
             MFp0UW1HSW9MbmppcHlNM25CaFhqOWcKppF0dE4YNh+mN1tyZju4zxM6ZFBSKx9U
             cGYtUemtt4s9ko3hPt8ZM/ysKOeZgnYoeG7QQnwSoF3F+/gurvb0Bg==
             -----END AGE ENCRYPTED FILE-----
-    lastmodified: "2026-02-25T16:56:00Z"
-    mac: ENC[AES256_GCM,data:3spsthx9MLxW+iYt5FgxXxnLqR+ZW1pZKfaMeJ2gP/aADvLIhf1DCl4ZFX6sLpFJu1P2MBWL8tTdPE6rpUE606sOSXsBd9CkGgimGoxu2j+Jp903d9BIFVeHBZ5x9JSunfnrvCDIg9wfuzm98ZLWdFaGv/sfuvzgIS0Mbde+imM=,iv:OqhK+SOZb03KEvLq4Mtm2O9bqicPqm2CDSsHCok08bY=,tag:qXHRdxHcOtWLunkaodw9CA==,type:str]
+    lastmodified: "2026-02-27T21:30:21Z"
+    mac: ENC[AES256_GCM,data:42D8He2GuUGDh5AIOomKt9EV/qU5vTSQrDvvarMzAlPaW3RBcDCBTbwA41Vz7raQJf/EvtU/2D2rQ6U4Pjdlc9rzctSlAesZPgPdbjtfcbNUylxExh0CEgKaeVcCKOQ+Bi7ZzLGiQewRdnxeihEiOkxS0LHyzHyEcOxqN1A/uGw=,iv:UgwHroeJIWos20+SpnBCvcmwnyF5O7P1d7n07UAwzAA=,tag:wRegPCgl5RY8o+e7IGqELA==,type:str]
     unencrypted_suffix: _unencrypted
     version: 3.11.0