[@portaljs/ckan][xl] - add ckan package and example using it

examples/ckan-ssg/ckan-example/next.config.js

@@ -0,0 +1,17 @@
+const nextConfig = {
+  publicRuntimeConfig: {
+    DMS: process.env.DMS ? process.env.DMS : '',
+  },
+  async rewrites() {
+    return {
+      beforeFiles: [
+        {
+          source: '/@:org/:project*',
+          destination: '/@org/:org/:project*',
+        },
+      ],
+    };
+  },
+};
+
+module.exports = nextConfig;