migrate to flake part

flake.nix

@@ -1,59 +1,7 @@
 {
   description = "Builds a shared cache for Deno packages based on lock files";
 
-  inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
-    flake-utils.url = "github:numtide/flake-utils";
+  outputs = { ... }: {
+    flakeModule = ./flake-module.nix;
   };
-
-  outputs = { self, nixpkgs, flake-utils }:
-    flake-utils.lib.eachDefaultSystem (system:
-      let
-        pkgs = nixpkgs.legacyPackages.${system};
-      in rec
-      {
-        lib = {
-          # Extract NPM dependencies from a single Deno lock file
-          denoLockfileToNpmDeps = import ./lib/lockfile-to-npm-deps.nix { self = lib; };
-
-          # Create a shared Deno cache from multiple lock files
-          denoSharedCache = import ./lib/shared-cache.nix { self = lib; };
-
-          # Install shared cache into DENO_DIR
-          installDenoCache = import ./lib/install-cache.nix;
-
-          denoNpmRegistryHostname = "registry.npmjs.org";
-        };
-
-        devShells.default = pkgs.mkShell {
-          buildInputs = with pkgs; [
-            deno
-          ];
-
-          shellHook = 
-            let
-              # Example
-              sharedCache = self.lib.${system}.denoSharedCache {
-                inherit pkgs;
-                lockfiles = [ ./deno.lock ]; # Add your lock files here
-              };
-              installScript = self.lib.${system}.installDenoCache {
-                inherit pkgs;
-                cache = sharedCache;
-              };
-            in
-            ''
-              export DENO_DIR="$PWD/.deno_cache"
-
-              if [ -d "${sharedCache}" ]; then
-                echo "Installing Deno shared cache..."
-                ${installScript}/bin/install-deno-cache
-              fi
-
-              echo "Deno development environment ready!"
-              echo "DENO_DIR is set to: $DENO_DIR"
-            '';
-        };
-      }
-    );
 }