Refactor flake.nix, add Package suffix to cli package args

packages/t3code-desktop/default.nix

@@ -5,8 +5,8 @@
   stdenv,
   symlinkJoin,
   bun,
-  codex ? null,
-  claudeCode ? null,
+  codexPackage ? null,
+  claudeCodePackage ? null,
   electron_40,
   gcc,
   git,
@@ -14,7 +14,7 @@
   makeWrapper,
   node-gyp,
   nodejs,
-  opencode ? null,
+  opencodePackage ? null,
   pkg-config,
   python3,
   writableTmpDirAsHomeHook,
@@ -198,14 +198,14 @@
   });
   withAgentPath = withCodex || withClaudeCode || withOpencode;
   agentPath = lib.makeBinPath (
-    lib.optionals withCodex [codex]
-    ++ lib.optionals withClaudeCode [claudeCode]
-    ++ lib.optionals withOpencode [opencode]
+    lib.optionals withCodex [codexPackage]
+    ++ lib.optionals withClaudeCode [claudeCodePackage]
+    ++ lib.optionals withOpencode [opencodePackage]
   );
 in
-  assert lib.assertMsg (!withCodex || codex != null) "withCodex requires a codex package";
-  assert lib.assertMsg (!withClaudeCode || claudeCode != null) "withClaudeCode requires a claudeCode package";
-  assert lib.assertMsg (!withOpencode || opencode != null) "withOpencode requires an opencode package";
+  assert lib.assertMsg (!withCodex || codexPackage != null) "withCodex requires a codex package";
+  assert lib.assertMsg (!withClaudeCode || claudeCodePackage != null) "withClaudeCode requires a claudeCode package";
+  assert lib.assertMsg (!withOpencode || opencodePackage != null) "withOpencode requires an opencode package";
     if withAgentPath
     then
       symlinkJoin {