It builds now.

modules/home/sway/swaylock/default.nix

@@ -1,14 +1,14 @@
-{ pkgs, outputs, ... }: 
+{ pkgs, config, ... }: 
 let
   swayLock = pkgs.writeScriptBin "swaylock" ''
     # Set the lock script
     lockscript() {
       BLANK='#00000000'
       CLEAR='#FFFFFF22'
-      DEFAULT='#${outputs.look.colors.prime}FF'
+      DEFAULT='#${config.look.colors.prime}FF'
       TEXT='#FFFFFFFF'
-      WRONG='#${outputs.look.colors.split}FF'
-      VERIFYING='#${outputs.look.colors.accent}FF'
+      WRONG='#${config.look.colors.split}FF'
+      VERIFYING='#${config.look.colors.accent}FF'
 
       ${pkgs.swaylock-effects}/bin/swaylock -f -e \
       --key-hl-color=$VERIFYING \
@@ -35,7 +35,7 @@ let
       --indicator-radius=80 \
       --image=~/.wallpapers/lock.png \
       --clock \
-      --font=${outputs.look.fonts.main} \
+      --font=${config.look.fonts.main} \
       --font-size=30 \
       --timestr="%I:%M%p" \
       --datestr="%a %b %d %Y"