Move all files to taking-flight-with-tailwind-css/demo/phpsw/

taking-flight-with-tailwind-css/demo/phpsw/flake.nix

@@ -0,0 +1,26 @@
+# Do not edit this file. It is automatically generated by https://www.oliverdavies.uk/build-configs.
+
+{
+  inputs = {
+    devshell.url = "github:numtide/devshell";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = inputs@{ flake-parts, ... }:
+    flake-parts.lib.mkFlake { inherit inputs; } {
+      imports = [ inputs.devshell.flakeModule ];
+
+      systems = [ "x86_64-linux" ];
+
+      perSystem = { config, self', inputs', pkgs, system, ... }: {
+        devshells.default = {
+          packages = with pkgs; [
+            "just"
+            "nodejs"
+            "php81"
+            "php81Packages.composer"
+          ];
+        };
+      };
+    };
+}