initial steam-rom-manager home-manager module

hosts/deck/home.nix

@@ -22,6 +22,38 @@ let
   };
 in
 {
+  imports = [ 
+    ./steam-rom-manager.nix
+   ];
+  
+  programs.steam-rom-manager = {
+    enable = true;
+    steamUsername = "mjallen18";
+    
+    # Optional: override default paths if needed
+    romsDirectory = "/home/deck/Emulation/roms";
+    steamDirectory = "/home/deck/.local/share/Steam";
+    
+    emulators = {
+      ryujinx = {
+        enable = true;
+        package = pkgs.ryujinx-greemdev;
+      };
+
+      dolphin-gamecube = {
+        enable = true;
+        package = pkgs.dolphin-emu;
+        romFolder = "gc";
+        binaryName = "dolphin-emu";
+        fileTypes = [ ".iso" ".ISO" ".gcm" ".GCM" ".ciso" ".CISO" "rvz" ];
+      };
+      
+      pcsx2 = {
+        enable = true;
+        package = pkgs.pcsx2;
+      };
+    };
+  };
 
   home.username = "deck";
   home.homeDirectory = "/home/deck";