feat(fish/functions): Add build function

.config/fish/functions/build.fish

@@ -0,0 +1,21 @@
+function build -a cache -d "Build with Nix and push to Cachix"
+    argparse --min-args=1 h/help c/cache= -- $argv
+    or return
+    set -l cache "$_flag_cache"
+    if test -z "$cache"
+      set cache "$CACHIX_CACHE"
+    end
+    if set -ql _flag_help; or test -z "$cache"
+        echo "build [-h|--help] [-c|--cache] [FLAKE_REFs ...]"
+        return 0
+    end
+    echo "Building"
+    for attr in $argv
+      echo "  * $attr"
+    end
+    echo "And pushing to cache: '$cache'"
+    nom build -L --json --no-link --keep-going \
+        $argv \
+    | jq -r '.[] | .outputs.out' \
+    | cachix push $cache
+end

.gitignore

@@ -3,3 +3,6 @@ result
 
 # Direnv
 .direnv
+
+# dotenv
+.env