Add Stitch MCP configuration using environment variables

home/sam/home.nix

@@ -238,14 +238,16 @@ dconf.settings."org/gnome/desktop/interface" = {
   programs.opencode = {
     enable = true;
     settings = {
-      mcpServers = {
+      mcp = {
         stitch = {
-          command = "npx";
-          args = [ "-y" "@google/stitch-mcp-server" ];
-          env = {
-            # This pulls the key from your shell environment 
-            # instead of hardcoding it in the Nix file
-            STITCH_API_KEY = builtins.getEnv "STITCH_API_KEY";
+          # Use "remote" type to leverage the Stitch API directly
+          type = "remote";
+          url = "https://stitch.googleapis.com/mcp";
+          # Use false if you are using an API Key instead of OAuth
+          oauth = false; 
+          headers = {
+            # Nix grabs this from your local shell during 'switch --impure'
+            "X-Goog-Api-Key" = builtins.getEnv "STITCH_API_KEY";
           };
         };
       };