feat(niri): giving niri a test drive

modules/nixos/programs/fish/default.nix

@@ -20,7 +20,14 @@ in
 
   config = mkMerge [
     (mkIf cfg.enable {
-      programs.fish.enable = true;
+      programs.fish = {
+        enable = true;
+        vendor = {
+          completions.enable = true;
+          config.enable = true;
+          functions.enable = true;
+        };
+      };
     })
 
     (mkIf cfg.homeless.enable {

modules/nixos/programs/fish/up-or-search.fish

@@ -1,22 +0,0 @@
-# Taken from Misterio77 https://github.com/Misterio77/nix-config/blob/main/home/gabriel/features/cli/fish/up-or-search.fish
-# Merge history upon doing up-or-search
-# This lets multiple fish instances share history
-if commandline --search-mode
-    commandline -f history-search-backward
-    return
-end
-if commandline --paging-mode
-    commandline -f up-line
-    return
-end
-
-set -l lineno (commandline -L)
-
-switch $lineno
-    case 1
-        commandline -f history-search-backward
-        # Here we go
-        history merge
-    case '*'
-        commandline -f up-line
-end