fix(ci): stop emitting and checking generated tests helpers.d.ts

Runtime pack build was pulling in e2e test imports and tsgo emitted
helpers.d.ts beside commands/tests; restrict runtime tsconfig to src and
ignore tests/**/*.d.ts in fmt/gitignore as a safety net.

.gitignore

@@ -43,6 +43,7 @@ tools/generated
 # Test & scene outputs
 /test/
 packages/cli/scene/**/outputs/
+**/tests/**/*.d.ts
 
 # Environment variables (sensitive data)
 .env

packages/runtime/tsconfig.json

@@ -16,5 +16,6 @@
     "isolatedModules": true,
     "verbatimModuleSyntax": true,
     "skipLibCheck": true
-  }
+  },
+  "include": ["src/**/*"]
 }

vite.config.ts

@@ -30,4 +30,7 @@ export default defineConfig({
   run: {
     cache: true,
   },
+  fmt: {
+    ignorePatterns: ["**/tests/**/*.d.ts"],
+  },
 });