feat: add tags keybinds to river

modules/programs/river/default.nix

@@ -99,7 +99,30 @@ in
 
               # bump in layout stack
               "Super Z" = "zoom";
-            };
+
+            } //
+            # tags
+            (
+              let
+                numbers = range 1 9;
+                toTag = num: "$((1 << (${toString num} - 1)))";
+
+                mkMappings = num:
+                  let
+                    numStr = toString num;
+                    tag = toTag num;
+                  in
+                  [
+                    # Super+Control+[1-9] to toggle focus of tag [0-8]
+                    { name = "Super ${numStr}"; value = "toggle-focused-tags ${tag}"; }
+
+                    # Super+Shift+Control+[1-9] to toggle tag [0-8] of focused view
+                    { name = "Super+Shift ${numStr}"; value = "toggle-view-tags ${tag}"; }
+                  ];
+                mappings = flatten (map mkMappings numbers);
+              in
+              listToAttrs mappings
+            );
           };
           map-pointer = {
             normal = {
@@ -108,12 +131,19 @@ in
               "Super BTN_MIDDLE" = "toggle-float";
             };
           };
+          attach-mode = "bottom";
+          default-layout = "rivercarro";
+          focus-follows-cursor = "normal";
+          hide-cursor = {
+            timeout = "1500";
+            when-typing = "enabled";
+          };
+          set-cursor-warp = "on-focus-change";
         };
         extraConfig = /* bash */ ''
-          riverctl default-layout rivercarro
           rivercarro_pid="$(pidof rivercarro)"
           if [[ -z $rivercarro_pid ]]; then
-            rivercarro -inner-gaps 4 -outer-gaps 4
+            rivercarro -inner-gaps 4 -outer-gaps 4 &
           fi
         '';
       };
@@ -139,6 +169,11 @@ in
             modules-right = [ "network" "memory" "cpu" "battery" "clock" ];
           };
         };
+        style = ''
+          #tags button.focused {
+            color: #ffffff
+          }
+        '';
       };
 
       # lock screen after timeout