feat: setup opencode

modules/home/shell/default.nix

@@ -3,6 +3,7 @@
     ./lazygit.nix
     ./aichat.nix
     ./superfile.nix
+    ./open-code.nix
   ];
 
   programs = {

modules/home/shell/open-code.nix

@@ -0,0 +1,20 @@
+{
+  programs.opencode = {
+    enable = true;
+    settings = {
+      theme = "system";
+      provider = {
+        google = {
+          options = {
+            apiKey = "{file:/run/secrets/gemini_api_key}";
+          };
+        };
+        openrouter = {
+          options = {
+            apiKey = "{file:/run/secrets/open_router_api_key}";
+          };
+        };
+      };
+    };
+  };
+}