initial commit: used actix and added a GET fn

flake.nix

@@ -0,0 +1,28 @@
+{
+  description = "A simple filehost written in rust";
+
+  inputs = {
+    nixpkgs.url = github:nixos/nixpkgs/nixos-unstable;
+    utils.url = github:numtide/flake-utils;
+    rust-overlay.url = github:oxalica/rust-overlay;
+  };
+
+  outputs = { self, nixpkgs, utils, rust-overlay }: 
+  utils.lib.eachDefaultSystem
+  (system:
+    let 
+      overlays = [ (import rust-overlay) ];
+      pkgs = import nixpkgs {
+        inherit system overlays;
+      };
+    in
+    {
+      devShell = with pkgs; mkShell {
+        buildInputs = [
+          rust-bin.nightly.latest.default
+          rust-analyzer
+        ];
+      };
+    }
+  );
+}