nixify the blog

flake.nix

@@ -0,0 +1,43 @@
+{
+  description = "my internet happy place";
+
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+        ruby = pkgs.ruby_3_3;
+        rubyEnv = pkgs.bundlerEnv {
+          name = "muhh.lol";
+          ruby = ruby;
+          gemdir = ./.;
+        };
+      in {
+        devShells.default = pkgs.mkShell {
+          env = {
+          };
+          buildInputs = [
+            ruby
+            rubyEnv
+            rubyEnv.wrappedRuby
+            pkgs.bundler
+            pkgs.bundix
+          ];
+          shellHook = ''
+            bundle config --local BUNDLE_FORCE_RUBY_PLATFORM true
+             # Check if Gemfile has changed
+            if [ "$(find . -name Gemfile -print0 | xargs -0 stat -c '%Y' | md5sum)" != "$(cat .gemfile.md5sum 2>/dev/null || true)" ]; then
+              echo "Gemfile has changed, running bundle lock and bundix..."
+              bundle lock
+              nix run nixpkgs#bundix -- --ruby=${ruby}
+              find . -name Gemfile -print0 | xargs -0 stat -c '%Y' | md5sum > .gemfile.md5sum
+            fi
+          '';
+        };
+      }
+    );
+}