add WIP module

flake.nix

@@ -1,11 +1,49 @@
 {
   description = "A very basic flake";
 
-  outputs = { self, nixpkgs }: {
+  outputs = { self, nixpkgs }: 
+  {
 
-    packages.x86_64-linux.hello = nixpkgs.legacyPackages.x86_64-linux.hello;
+    packages.x86_64-linux.ep3-bs =
+      with import nixpkgs { system = "x86_64-linux"; };
+      stdenv.mkDerivation {
+        name = "ep3-bs";
+      
+        src = fetchFromGitHub {
+          owner = "tkrebs";
+          repo = "ep3-bs";
+          rev = "1.8.1";
+          sha256 = "sha256-mcuFgi1ebawaAyuEREsC9jdIqGA0BeMabqwiVcXsKSY=";
+        };
 
-    packages.x86_64-linux.default = self.packages.x86_64-linux.hello;
+        installPhase = ''
+          runHook preInstall
+          mkdir -p $out/
+          cp -R . $out/
+          runHook postInstall
+        '';
+
+      };
+
+    nixosModules.ep3-bs = import ./ep3-bs.nix;
+
+    nixosConfigurations.test = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+
+      modules = [
+        ./ep3-bs.nix
+        {
+          services.ep3-bs.enable = true;
+          services.ep3-bs.database.password = "testPassword1234";
+          users.users.test = {
+            isNormalUser = true;
+            extraGroups = [ "wheel" ];
+            initialPassword = "test";
+          };
+        }
+      ];
+    };
+    #packages.x86_64-linux.default = self.packages.x86_64-linux.hello;
 
   };
 }