Initial commit

Adds /demos and /stacks folder to gitignore. These folders can be
used to create local-only demo and stack tests. It also removed the
(accidentally) published demo files.

Author: Techassi

.gitignore

@@ -1,11 +1,20 @@
+# Rust
 /target
-.env
+
+# Frontend
 /node_modules
 htpasswd
-/result
+.yarn
+
+# Nix
 gomod2nix.toml
 Cargo.nix
 crate-hashes.json
-.yarn
+
+# Misc
+/demos
+/stacks
+/result
+.env
 .pnp
 .pnp.*