servo: shutup sane-deadlines warning

hosts/by-name/servo/default.nix

@@ -17,6 +17,7 @@
 
   sane.roles.build-machine = true;
   sane.persist.enable = true;
+  sane.zsh.showDeadlines = false;  # ~/knowledge doesn't always exist
   sane.services.dyn-dns.enable = true;
   sane.services.wg-home.enable = true;
   sane.services.wg-home.ip = config.sane.hosts.by-name."servo".wg-home.ip;

hosts/common/home/zsh/default.nix

@@ -1,6 +1,8 @@
-{ pkgs, sane-lib, ... }:
+{ config, lib, pkgs, sane-lib, ... }:
 
 let
+  inherit (lib) mkOption types;
+  cfg = config.sane.zsh;
   # powerlevel10k prompt config
   # p10k.zsh is the auto-generated config, and i overwrite those defaults here, below.
   p10k-overrides = ''
@@ -26,6 +28,17 @@ let
   '';
 in
 {
+  options = {
+    sane.zsh = {
+      showDeadlines = mkOption {
+        type = types.bool;
+        default = true;
+        description = "show upcoming deadlines (frommy PKM) upon shell init";
+      };
+    };
+  };
+
+  config = {
     sane.user.persist.plaintext = [
       # we don't need to full zsh dir -- just the history file --
       # but zsh will sometimes backup the history file and we get fewer errors if we do proper mounts instead of symlinks.
@@ -82,9 +95,11 @@ in
           mkdir -p "$1";
           pushd "$1";
         }
-
+      ''
+      + lib.optionalString cfg.showDeadlines ''
         ${pkgs.sane-scripts}/bin/sane-deadlines
-
+      ''
+      + ''
         # auto-cd into any of these dirs by typing them and pressing 'enter':
         hash -d 3rd="/home/colin/dev/3rd"
         hash -d dev="/home/colin/dev"
@@ -142,4 +157,5 @@ in
       # disable `mv` confirmation (and `rm`, too, unfortunately)
       zstyle ':prezto:module:utility' safe-ops 'no'
     '';
+  };
 }