Add nix conf

.config/direnv/direnvrc

@@ -0,0 +1,6 @@
+# Better support for Nix flakes
+use_flake() {
+    watch_file flake.nix
+    watch_file flake.lock
+    eval "$(nix print-dev-env)"
+}

.config/nix/nix.conf

@@ -0,0 +1 @@
+extra-experimental-features = flakes nix-command

.config/zsh/.zshrc

@@ -187,6 +187,8 @@ eval "$(zoxide init --cmd cd zsh)"
 
 eval "$(try init ~/src/tries)"
 
+eval "$(direnv hook zsh)"
+
 [ -f ~/.cache/wal/sequences ] && \cat ~/.cache/wal/sequences
 
 [ -f ~/.cache/wal/colors-tty.sh ] && source ~/.cache/wal/colors-tty.sh