fix(bitwarden): resize, center, and fix background execution

- Float to 600x800 centered on the active monitor after title match
- Fix socat -u so the daemon works when launched in the background
- Add debug logging to /tmp/hypr-window-rules.log

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/hyprland/scripts/window-rules.nix

@@ -4,6 +4,9 @@
   socat = "${pkgs.socat}/bin/socat";
 
   hypr-window-rules = pkgs.writeShellScriptBin "hypr-window-rules" ''
+    LOG=/tmp/hypr-window-rules.log
+    log() { echo "[$(date +%T)] $*" >> "$LOG"; }
+
     handle() {
       local event="$1"
       case "$event" in
@@ -13,23 +16,50 @@
           local title="''${data#*,}"
 
           if echo "$title" | grep -qi "bitwarden"; then
+            log "bitwarden title detected: addr=$addr title=$title"
             local info
             info=$(${hyprctl} clients -j | ${jq} -r --arg addr "$addr" \
               '.[] | select(.address == $addr) | "\(.class)|\(.floating)"')
             local class="''${info%|*}"
             local floating="''${info#*|}"
+            log "  -> class=$class floating=$floating"
 
             if [[ "$class" == "firefox" && "$floating" == "false" ]]; then
               ${hyprctl} dispatch togglefloating "address:$addr"
+
+              local target_w=600
+              local target_h=800
+
+              local mon_id
+              mon_id=$(${hyprctl} clients -j | ${jq} -r --arg addr "$addr" \
+                '.[] | select(.address == $addr) | .monitor')
+
+              local center
+              center=$(${hyprctl} monitors -j | ${jq} -r \
+                --argjson id "$mon_id" --argjson tw "$target_w" --argjson th "$target_h" \
+                '.[] | select(.id == $id) |
+                "\(.x + ((.width / .scale) - $tw) / 2 | floor)|\(.y + ((.height / .scale) - $th) / 2 | floor)"')
+
+              local cx="''${center%%|*}"
+              local cy="''${center#*|}"
+
+              ${hyprctl} dispatch resizewindowpixel "exact $target_w $target_h, address:$addr"
+              ${hyprctl} dispatch movewindowpixel "exact $cx $cy, address:$addr"
+              log "  -> floated, resized to $target_w x $target_h, moved to $cx,$cy"
+            else
+              log "  -> skipped (class or floating mismatch)"
             fi
           fi
           ;;
       esac
     }
 
-    ${socat} - \
+    log "started (HYPRLAND_INSTANCE_SIGNATURE=$HYPRLAND_INSTANCE_SIGNATURE)"
+    ${socat} -u \
       "UNIX-CONNECT:$XDG_RUNTIME_DIR/hypr/$HYPRLAND_INSTANCE_SIGNATURE/.socket2.sock" \
+      - \
       | while IFS= read -r line; do handle "$line"; done
+    log "socat exited"
   '';
 in {
   home.packages = [hypr-window-rules];